Marines with 1st Battalion, 8th Marine Regiment fire an M-72 light anti-tank weapon during a live-fire rocket range aboard Marine Corps Base Camp Lejeune, North Carolina, May 5, 2015. The purpose of the exercise was to build confidence, camaraderie and weapon proficiency throughout the unit. (U.S. Marine Corps photo by Cpl. Kirstin Merrimarahajara/released) - Marines with 1st Battalion, 8th Marine Regiment fire an M-72 light anti-tank weapon during a live-fire rocket range aboard Marine Corps Base Camp Lejeune, North Carolina, May 5, 2015. The purpose of the exercise was to build confidence, camaraderie and weapon proficiency throughout the unit. (U.S. Marine Corps photo by Cpl. Kirstin Merrimarahajara/released)