South Korean soldiers look at the North Korean side through binoculars at Dora Observation Post in the demilitarized zone, DMZ, near the border village of Panmunjom that separates the two Koreas since the Korean War, in Paju, north of Seoul, South Korea, Wednesday, May 27, 2009. A series of low-slung buildings and somber soldiers dot the landscape of the DMZ, the swath of land between North and South Korea where a soldier on a tour crossed into North Korea on Tuesday, July 18, 2023, under circumstances that remain unclear. (AP Photo/Lee Jin-man, File)