WSEP 2016
Senior Airman Alex Putnam, of the 158th Fighter Wing Engine shop, performs maintenance in an F-16 Fighting Falcon engine during operation Combat Hammer at Eglin Air Force Base, Fla., Feb. 8, 2016. Combat Hammer is a Weapon System Evaluation Program that evaluates the effectiveness of precision guided munitions when employed in air-to-ground combat. (U.S. Air Force photo by Airman 1st Class Jeffrey Tatro)