COMBAT OUTPOST SHIR GHAZAY, Afghanistan - Marines with

COMBAT OUTPOST SHIR GHAZAY, Afghanistan - Marines with Alpha Company, 2nd Tank Battalion, 2nd Marine Division (Forward), exit a tank after returning from a 24-hour overwatch mission. Hours of sitting in a tank and providing overwatch in hot temperatures make it a challenge for the Marines to continuously stay alert. They combat the fatigue by talking to each other and constantly checking their sectors for any signs of unusual activity.