170612-M-DJ953-026 CAMP PENDLETON, Calif. (June 12, 2017) Marines assigned to Logistics Combat Element of the 15th Marine Expeditionary Unit (15th MEU) unload an M-777 Howitzer from a landing craft, air cushion during a certification exercise. The exercise is the last in a series of training exercises which certifies the MEU capable for deployment in support of fleet and combatant commanders across the full range of military operations. (U.S. Marine Corps photo by Cpl. F. Cordoba/Released)