US-made MQ-9 Reaper drone falls into sea off South Korea

According to the reports, the drone was on a routine mission when it went down at 4:35 a.m. local time (9:35 p.m. GMT) not far from Maldo-ri Island.

"No injuries or damage to public property are reported in relation to this incident and it is currently under investigation," the US military said in a statement.

Search efforts for the drone are underway, Yonhap said.

MNA