AG 18-3 tests first responders
U.S. Air Force Staff Sgt. Jordan Barker, a 354th Security Forces Squadron response force leader, handcuffs a simulated active shooter during Arctic Gold 18-3 Dec, 12, 2017, at Eielson Air Force Base, Alaska. During the exercise defenders, firefighters and medics worked together to ensure the simulated casualties received the care they needed. (U.S. Air Force photo by Airman 1st Class Isaac Johnson)