U.S. Marines with Bridge Company (Bridge Co.), 8th Engineer Support Battalion, 2nd Marine Logistics Group, drop interior bays in the water during improved ribbon bridging training on Camp Lejeune, N.C., August 11, 2014. Bridge Co. Marines used the bays to put together a continuous span that touched shore to shore for 2nd Tanks Battalion to cross using M1A1 Abrams Main Battle Tanks. (U.S. Marine Corps photo by Lance Cpl. Desire M. Mora/Released)