U.S. Navy Seaman Patrick David, right, trains Seaman Bronson Bebee on the duties of a master helmsman in the pilot house aboard the guided missile destroyer USS Mustin (DDG 89) Nov. 4, 2013, in the South China Sea. The ship was on patrol with the George Washington Carrier Strike Group in the U.S. 7th fleet area of responsibility to support security and stability in the Indo-Pacific region.