UK PM Sunak makes surprise trip to Kyiv, boosts air defenses


              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak talk as they observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Ukrainian servicemen and relatives pay their last respects to officer Andriy Shiyan who was killed in battle against Russian troops in the Donetsk region, during a mourning ceremony in the central Independence square in Kyiv, Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Wladyslaw Musiienko)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, loads an ammunition magazine during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit aims towards Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A Ukrainian serviceman searches for Russian positions during a sniper operation, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A sniper unit during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              A Ukrainian serviceman prepares to fly a drone during an operation against Russian positions, Kherson region of southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, alias Kurt, left, checks real-time drone footage during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/ Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              Sniper and commander of a unit in the south, aka Kurt, prepares his weapon during an operation against Russian positions, Kherson region, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Bernat Armangue)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              A plume of smoke rises during a fire caused by a Russian airstrike in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              A plume of smoke rises during a fire caused by a Russian attack in Kherson, southern Ukraine, Saturday, Nov. 19, 2022. (AP Photo/Roman Hrytsyna)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)
            
              In this photo provided by the Ukrainian Presidential Press Office, Ukrainian President Volodymyr Zelenskyy, left, and British Prime Minister Rishi Sunak observe destroyed Russian military vehicles installed in downtown Kyiv, Ukraine, Saturday, Nov. 19, 2022. (Ukrainian Presidential Press Office via AP)