Marines with Weapons Company, 2nd Battalion, 2nd Marine Regiment, watch the impacts of rounds fired at a virtual target during training at the Indoor Simulated Marksmanship Trainer aboard Camp Lejeune, N.C., Aug. 5, 2015. The Marines practiced the fundamentals of marksmanship while firing on stationary and moving targets in a virtual battlefield. (U.S. Marine Corps photo by Cpl. Sullivan Laramie/Released) - Marines with Weapons Company, 2nd Battalion, 2nd Marine Regiment, watch the impacts of rounds fired at a virtual target during training at the Indoor Simulated Marksmanship Trainer aboard Camp Lejeune, N.C., Aug. 5, 2015. The Marines practiced the fundamentals of marksmanship while firing on stationary and moving targets in a virtual battlefield. (U.S. Marine Corps photo by Cpl. Sullivan Laramie/Released)