Crew chiefs
U.S. Air Force Senior Airman Dustin Axtell, 386th Expeditionary Aircraft Maintenance Squadron EC-130 crew chief, checks the tightness of a clamp on an exhaust tail pipe of a C-130 Jan. 22, 2010 at an air base in Southwest Asia. Airman Axtell is deployed from Davis Monthan AFB, Ariz. (U.S. Air Force photo by Staff Sgt. Lakisha A. Croley/Released)