EXPLAINER: Is North Korea moving nukes to its border?


              FILE - This undated photo provided on April 17, 2022, by the North Korean government shows a firing of a weapon an undisclosed location in North Korea. It said Sunday the country has successfully test-launched a newly developed tactical guided weapon. The official Korean Central News Agency said leader Kim Jong Un observed the launch. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP, File)
            
              This undated photo provided on April 17, 2022, by the North Korean government shows Kim Jong Un at an undisclosed location in North Korea. It said Sunday the country has successfully test-launched a newly developed tactical guided weapon. The official Korean Central News Agency said Kim observed the launch. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP)
            FILE - North Korean military guard posts, rear, and South Korea posts, bottom, are seen in Paju near the border with North Korea, South Korea on April 26, 2022. North Korea's possible decision to deploy tactical nuclear weapons along its border with South Korea that could reach Seoul and U.S. forces stationed in the country in minutes could be a game changer in the standoff between Kim Jong Un and the United States. (AP Photo/Ahn Young-joon, File) 
              In this photo provided by the North Korean government, North Korean leader Kim Jong Un, rear center, attends a meeting of the Central Military Commission of the ruling Workers' Party, which were held between June 21 and 23, 2022, in Pyongyang, North Korea. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified.(Korean Central News Agency/Korea News Service via AP)
            
              In this photo provided by the North Korean government, North Korean leader Kim Jong Un, rear center, attends a meeting of the Central Military Commission of the ruling Workers' Party, which were held between June 21 and 23, 2022, in Pyongyang, North Korea. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP)
            
              In this photo provided by the North Korean government, North Korean leader Kim Jong Un, center, attends a meeting of the Central Military Commission of the ruling Workers' Party, which were held between June 21 and 23, 2022, in Pyongyang, North Korea. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP)
            
              In this photo provided by the North Korean government, North Korean leader Kim Jong Un attends a meeting of the Central Military Commission of the ruling Workers' Party, which were held between June 21 and 23, 2022, in Pyongyang, North Korea. Independent journalists were not given access to cover the event depicted in this image distributed by the North Korean government. The content of this image is as provided and cannot be independently verified. Korean language watermark on image as provided by source reads: "KCNA" which is the abbreviation for Korean Central News Agency. (Korean Central News Agency/Korea News Service via AP)