Marines with India Battery, Battalion Landing Team 3rd Battalion, 6th Marine Regiment, 24th Marine Expeditionary Unit, perform preventative maintenance on an M777A2 lightweight towed howitzer after a day of dry-fire artillery training in Djibouti, March 8, 2015. A contingent of the MEU was ashore in Djibouti conducting sustainment training to maintain proficiency. The 24th MEU is embarked on the ships of the Iwo Jima Amphibious Ready Group and deployed to maintain regional security in the U.S. 5th Fleet area of operations. (U.S. Marine Corps photo by Lance Cpl. Austin A. Lewis/Released)