Tugboats assist the amphibious dock landing ship USS Gunston Hall (LSD 44) as the ship departs Rota, Spain, April 20, 2012, after a scheduled port visit. Gunston Hall was part of the Iwo Jima Amphibious Ready Group and supported maritime security operations and theater security cooperation efforts in the U.S. 6th Fleet areas of responsibility. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jonathan Sunderman/Released)