Marines with Alpha Company, 2nd Assault Amphibian Battalion maneuver downrange in an amphibious assault vehicle during a gunnery skills exercise at Camp Lejeune, N.C., April 13, 2016. The company conducted the training to prepare for their upcoming participation in the Integrated Training Exercise. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released) - Marines with Alpha Company, 2nd Assault Amphibian Battalion maneuver downrange in an amphibious assault vehicle during a gunnery skills exercise at Camp Lejeune, N.C., April 13, 2016. The company conducted the training to prepare for their upcoming participation in the Integrated Training Exercise. (U.S. Marine Corps photo by Cpl. Paul S. Martinez/Released)