LANGLEY AIR FORCE BASE, Va. – Master Sgt. Duane Gibbs, 1st Fighter Wing foreign object damage monitor, holds up a vehicle magnet Nov. 10. The flight line has 30 vehicles with magnets that pick up medal objects such as screws, fasteners, hairpins and paperclips. These objects are considered to be foreign object damage or FOD. (U.S. Air Force photo/Tech. Sgt. April Wickes)