EXPLAINER: Why Russia-Lithuania tensions are rising

              Cargo trains from the Russian enclave of Kaliningrad move to the border railway station in Kybartai, some 200 kms (124 miles) west of the capital Vilnius, Lithuania, Wednesday, June. 22, 2022. Lithuania on Monday defended its decision to bar rail transit from Russia to a Russian Baltic Sea exclave of goods hit by European Union sanctions, in a move that drew Moscow's strong anger amid high tensions in the region. (AP Photo/Mindaugas Kulbis)
              Trucks stands at the post-customs international checkpoint Chernyshevskoye at the Russian-Lithuanian border in Kaliningrad region, Russia, Wednesday, June 22, 2022. Russia’s security chief on Tuesday said Moscow will respond to Lithuania’s decision to bar rail transit of goods subject to European Union sanctions from Russia to Russia's Baltic exclave of Kaliningrad. (AP Photo)