Kim Jong Un will walk across border for summit with Moon

This April 23, 2018, photo provided by South Korea Presidential Blue House on Wednesday, April 25, 2018, shows a meeting room for the April 27 summit between South and North Korea at the Peace House at the southern side of the Panmunjom in the Demilitarized Zone, South Korea. Kim Jong Un will be in unchartered territory when the third-generation autocrat crosses over to the southern half of the Demilitarized Zone separating the rival Koreas on April 27, possibly on foot, and greets South Korean President Moon Jae-in. (South Korea Presidential Blue House via AP)
A map of two Koreas showing Panmunjom, the venue for the planned summit between South Korean President Moon Jae-in and North Korean leader Kim Jong Un, is placed at the Imjingak Pavilion in Paju, South Korea, Wednesday, April 25, 2018. South Korean President Moon Jae-in and North Korean leader Kim Jong Un will meet at the southern side of the Panmunjom on Friday, April 27. (AP Photo/Lee Jin-man)
A man hangs unification flags near Unification Bridge, which leads to the Panmunjom in Paju, South Korea, Wednesday, April 25, 2018. South Korean President Moon Jae-in and North Korean leader Kim Jong Un will meet at the southern side of the Panmunjom on Friday, April 27. (AP Photo/Lee Jin-man)

Kim Jong Un will walk across border for summit with Moon

This April 23, 2018, photo provided by South Korea Presidential Blue House on Wednesday, April 25, 2018, shows a meeting room for the April 27 summit between South and North Korea at the Peace House at the southern side of the Panmunjom in the Demilitarized Zone, South Korea. Kim Jong Un will be in unchartered territory when the third-generation autocrat crosses over to the southern half of the Demilitarized Zone separating the rival Koreas on April 27, possibly on foot, and greets South Korean President Moon Jae-in. (South Korea Presidential Blue House via AP)
A map of two Koreas showing Panmunjom, the venue for the planned summit between South Korean President Moon Jae-in and North Korean leader Kim Jong Un, is placed at the Imjingak Pavilion in Paju, South Korea, Wednesday, April 25, 2018. South Korean President Moon Jae-in and North Korean leader Kim Jong Un will meet at the southern side of the Panmunjom on Friday, April 27. (AP Photo/Lee Jin-man)
A man hangs unification flags near Unification Bridge, which leads to the Panmunjom in Paju, South Korea, Wednesday, April 25, 2018. South Korean President Moon Jae-in and North Korean leader Kim Jong Un will meet at the southern side of the Panmunjom on Friday, April 27. (AP Photo/Lee Jin-man)