Staff Sgt. Caesar Rivera rotates an actuator for the leading edge flap test of an F-16 Fighting Falcon during a phase inspection June 18 at Joint Base Balad, Iraq. The leading edge flap provides additional lift and drag during take off and landing. Sergeant Rivera is a 332nd Expeditionary Aircraft Maintenance Squadron crew chief deployed from Nellis Air Force Base, Nev. (U.S. Air Force photo/Senior Airman Julianne Showalter)