A South Korean army tank takes part in a military exercise near the demilitarized zone separating the two Koreas in Paju, South Korea, August 22, 2016. Lim Byung-sik/Yonhap via REUTERS

A South Korean army tank takes part in a military exercise near the demilitarized zone separating the two Koreas in Paju, South Korea, August 22, 2016. Lim Byung-sik/Yonhap via REUTERS

A South Korean army tank takes part in a military exercise near the demilitarized zone separating the two Koreas in Paju, South Korea. Photo: Lim Byung-sik/Yonhap via Reuters

August 22, 2016 5:58 AM (UTC+8)