Pin Pointing Sound

11/21/2012 02:50 PM CST

U.S. Airmen try to pinpoint the source of gunfire outside the perimeter of their base during combat readiness training on Spangdahlem Air Base, Germany, Nov. 15, 2012. The training tested their ability to defend their base through use of force, cultural awareness, indirect fire and unexploded ordnance scenarios. The airmen are assigned to the 606th Air Control Squadron.