U.S. Navy Boatswain's Mate Seaman Apprentice Alexander Evans removes deck valve covers aboard the guided missile destroyer USS Mason (DDG 87) during a damage control exerciseJan. 3, 2014, while underway in the Gulf of Oman. The Mason was deployed as part of the Harry S. Truman Carrier Strike Group supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class