Staff Sgt. Brian Nelson, 433 Mainteance Squadron, shows off one the commander's coin he found on the flightline during a wing-wide Foreign Object Damage Nov.17. FOD can range from wires, screws and rocks. All can damage a plane's engine which in turn can delay a mission and cost the government money to repair the aircraft. (U.S. Air Force photo/Technical Sgt. Carlos J. Trevino)