People watch a TV screen showing file footage of CIA Director Mike Pompeo, left, and North Korean leader Kim Jong Un during a news program at the Seoul Railway Station in Seoul, South Korea, Wednesday, April 18, 2018. Pompeo recently traveled to North Korea to meet with leader Kim Jong Un, a highly unusual, secret visit undertaken as the enemy nations prepare for a meeting between President Donald Trump and North Korean leader Kim Jong Un. (AP Photo/Ahn Young-joon)
People watch a TV screen showing file footage of CIA Director Mike Pompeo, left, and North Korean leader Kim Jong Un during a news program at the Seoul Railway Station in Seoul, South Korea, Wednesday, April 18, 2018. Pompeo recently traveled to North Korea to meet with leader Kim Jong Un, a highly unusual, secret visit undertaken as the enemy nations prepare for a meeting between President Donald Trump and North Korean leader Kim Jong Un. (AP Photo/Ahn Young-joon)
People watch a TV screen showing file footage of CIA Director Mike Pompeo, left, and North Korean leader Kim Jong Un during a news program at the Seoul Railway Station in Seoul, South Korea, Wednesday, April 18, 2018. Pompeo recently traveled to North Korea to meet with leader Kim Jong Un, a highly unusual, secret visit undertaken as the enemy nations prepare for a meeting between President Donald Trump and North Korean leader Kim Jong Un. (AP Photo/Ahn Young-joon)