AdvertisementKim Jong Un Pledges To Shut Down Main Nuclear Test Site In May, South Korea SaysApril 29, 2018James DoubekMiles ParksfacebookEmailNorth Korea's leader Kim Jong Un (left) and South Korea's President Moon Jae-in walk on a bridge at the truce village of Panmunjom Friday. South Korea says Kim told Moon of the plan to shut the test site. (AFP/Getty Images)