A man in a Seoul, South Korea, train station watches a TV screen showing U.S. President Donald Trump and North Korean leader Kim Jong Un, right. (AP Photo/Ahn Young-joon, File)
A man in a Seoul, South Korea, train station watches a TV screen showing U.S. President Donald Trump and North Korean leader Kim Jong Un, right. (AP Photo/Ahn Young-joon, File) Ahn Young-joon AP
A man in a Seoul, South Korea, train station watches a TV screen showing U.S. President Donald Trump and North Korean leader Kim Jong Un, right. (AP Photo/Ahn Young-joon, File) Ahn Young-joon AP