Pepper spray training
U.S. Air Force Staff Sgt. Matthew Powell, 23rd Security Forces Squadron (SFS) unit trainer, left, holds a defensive fighting position as Senior Airman Jeremy Vess, 23rd SFS visitor control center, practices defensive movements after being sprayed with pepper spray for training at Moody Air Force Base, Ga., Aug. 31, 2011. This was the first time the unit used pepper spray during training. (U.S. Air Force photo by Senior Airman Ciara Wymbs/Released)