A U.S. Marine with Combat Logistics Battalion 2, Combat Logistics Regiment 2, 2nd Marine Logistics Group, operates a Medium Crawler Tractor during heavy equipment training at Camp Lejeune, N.C., April 8, 2014. The Marines drove the M1123 High Mobility Multipurpose Wheeled Vehicle, the M88 Tank Recovery Vehicle, the 420 Back Hoe Loader, and the Medium Crawler Tractor as part of the training. (U.S. Marine Corps photo by Lance Cpl. Desir M. Mora/Released)