Marines with Charlie Battery, 1st Battalion, 10th Marine Regiment, 2nd Marine Division move explosive charges used to fire the M777 howitzer during exercise Rolling Thunder aboard Fort Bragg, N.C., Oct. 20, 2014. Rolling Thunder allowed the Marines to test their readiness to complete fire missions and work together as a finely tuned artillery team. (Marine Corps photo by: Cpl. Jorden M. Wells / released)