12th AF takes down active-shooter during exercise
Lt. Col. Timothy Hess, 12th Air Force (Air Forces Southern) A4/7 directorate, puts the active-shooter, Master Sgt. Paul Azevedo, 12th AF (AFSOUTH) A4/7, in a rear choke-hold during an exercise at Davis-Monthan AFB, Ariz., April 4. (USAF photo by Master Sgt. Kelly Ogden/Released).