North Korea has fired an unidentified projectile eastward, according to reports from South Korea's Joint Chiefs of Staff. The launch marks another instance of missile activity from the reclusive state.

South Korea's Joint Chiefs of Staff is investigating an incident where frontline troops mistook US military drones during a joint exercise for hostile aircraft, activating an air-defense alert and preparing to shoot them down.

South Korea's Joint Chiefs of Staff has urged caution in border areas during heavy rainfall, warning that landmines buried near the Demilitarized Zone could be washed into civilian areas.