Marines assigned to the 22nd Marine Expeditionary Unit (22nd MEU) perform maintenance on an MV-22 Osprey aboard the amphibious transport dock ship USS Mesa Verde (LPD 19). Mesa Verde sailors and 22nd MEU Marines are deployed supporting maritime security operations, providing crisis response capability, increasing theater security cooperation and a forward naval presence in the U.S. 5th and 6th Fleet areas of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class Shannon M. Smith/Released)