Turret Gunner A Marine fires a.50-caliber machine gun from the turret on a Humvee to provide suppressing fire for the assault team during an assault on a simulated enemy installation at Camp Lejeune, N.C., June 21, 2017. Marine Corps photo by Cpl. Luke Hoogendam SHARE IMAGE: Download Image: Full Size (1.38 MB) Tags: Urban operations, training, MARINE CORPS, MARINES Photo By: Cpl. Luke Hoogendam VIRIN: 170621-M-VA786-061A.JPG Photo Gallery