It's the motto of any soldier: Never leave a fallen man behind. It's the way to be. Only a coward would leave someone behind, or to allow them to face an enemy alone. No matter what the cost never leave anyone behind.
Seabees from Naval Mobile Construction Battalion (NMCB) 3 carry a mock casualty on an improvised stretcher through the jungle while running a six-hour endurance course at the Marine Corps Jungle Warfare Training Center (JWTC).