Lance Cpl. Joshua Anderson, a crew chief with Headquarters and Support Company, 2nd Assault Amphibian Battalion, 2nd Marine Division, maneuvers an AAV-7 Amphibious Assault Vehicle aboard Marine Corps Base Camp Lejeune, N.C., Oct. 17, 2013. Anderson participated in a battalion field exercise to enhance combat readiness and prepare for future operations. U.S. Marine Corps photo by Lance Cpl. Hannah Schuller/Released.