Joint Base Charleston Airmen search for Foreign Object Debris during a FOD Walk Jan. 17, 2013, at JB Charleston - Air Base, S.C. By removing FOD from runways and flightlines, Airmen help save the Air Force potentially millions of dollars in costly engine repairs and replacement every year. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)

Joint Base Charleston Airmen equip and line up to start the Foreign Object Debris walk Jan. 17, 2013, at JB Charleston - Air Base, S.C. By removing FOD from runways and flightlines, Airmen potentially help save the Air Force millions of dollars in costly engine repairs and replacement every year. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)

Lt. Helen Cruz, 628th Communications Squadron cyber operations deputy flight commander, picks up debris during the Foreign Object Debris walk Jan. 17, 2013, at Joint Base Charleston - Air Base, S.C. By removing FOD from runways and flightlines, Airmen help save the Air Force millions of dollars in costly engine repairs and replacement every year. (U.S. Air Force photo/ Airman 1st Class Chacarra Walker)

Col. Darren Hartford, 437th Airlift Wing commander, speaks before the Foreign Object Debris walk Jan. 17, 2013, at Joint Base Charleston - Air Base, S.C. Foreign object damage accounts for millions of dollars in repairs and replacement costs every year. ( Courtesy photo)

Col. Darren Hartford, 437th Airlift Wing commander, presents the "Golden Bolt Award” to Airman 1st Class Donald Kinlin after the Foreign Object Debris walk Jan. 17, 2013, at Joint Base Charleston - Air Base, S.C. The individual who found the "Golden Bolt" during the FOD walk received a day off from work. By removing FOD from runways and flightlines, Airmen help save the Air Force millions of dollars in costly engine repairs and replacement every year. (Courtesy photo)

Col. Darren Hartford, 437th Airlift Wing commander, presents the "Golden Bolt Award” to Staff Sgt. Jonathan Myers, 437th Aircraft Maintenance Squadron, after the Foreign Object Debris walk Jan. 17, 2013, at Joint Base Charleston - Air Base, S.C. Individuals who found the "Golden Bolt" received a day off from work. By removing FOD from runways and flightlines, Airmen help save the Air Force millions of dollars in costly engine repairs and replacement every year. (Courtesy photo)