U.S. Air Force Airman 1st Class Joshua Wood, 1st Maintenance Squadron aircraft armament systems technician, cleans an F-22 Raptor BRU-47 bomb rack at Langley Air Force Base, Va., Sept. 3, 2014. The F-22 Raptor has two bomb racks that can each carry one medium-size bomb or four small diameter bombs, such as air-to-air bombs or air-to-surface bombs. (U.S. Air Force photo by Airman 1st Breonna Veal/Released) (Photo was cropped and color corrected to emphasize subject.)