Airman 1st Class Nicholas Stockbridge, 555th Aircraft Maintenance Unit, loads a BDU-33, a small cast-iron and steel non explosive ordnance that is used in training to simulate actual bombs, on to an F-16 at Zaragoza Air Base, Spain, Feb. 3. During their deployment here, approximately 1,132 BDU-33's were loaded to F-16's for training operations. (U.S. Air Force photo/Senior Airman Tabitha M. Mans)