Yonhap News Agency S. Korea's 3,000-ton submarine returns home after joint anti-submarine drills with U.S.
SEOUL, Dec. 30 (Yonhap) -- The ROKS Ahn Mu, an indigenous submarine built with h...
SEOUL, Dec. 30 (Yonhap) -- The ROKS Ahn Mu, an indigenous submarine built with h...