Seoul - South Korean naval forces sank a North Korean submersible vessel in a predawn firefight today after which the body of an armed North Korean frogman was found, the Defence Ministry said.
"We have found one armed body of a North Korean agent near where the vessel had sunk," Col Hwang Dong-kyu, spokesman for the Joint Chiefs of Staff told a news conference. He said seven South Korean patrol vessels were looking for other bodies and wreckage in the area, which has been placed under high alert.