BALAD AIR BASE, Iraq -- Master Sgt. Brian Keeley and Senior Airman Edwin Widgeon, 332nd Expeditionary Aircraft Maintenance Squadron crew chiefs, review the technical order before beginning a tire change on an F-16 Fighting Falcon here, Nov. 10. Sergeant Keeley is deployed from the Colorado Air National Guard's 140th Fighter Wing and Airman Widgeon is deployed from the New Mexico Air National Guard's 150th Fighter Wing. (U.S. Air Force photo/Master Sgt. John Nimmo, Sr.)