U.S. Marines with the 26th Marine Expeditionary Unit exercise in the upper vehicle stowage area of the amphibious transport dock ship USS San Antonio (LPD 17) March 13, 2013, in the Atlantic Ocean. The San Antonio and the embarked 26th MEU were deployed to the U.S. 6th Fleet area of responsibility in support of maritime security operations and theater security cooperation efforts. (U.S. Navy photo by Mass Communication Specialist 3rd Class Lacordrick Wilson/Released)