99th SFS trains for all scenarios
Airman 1st Class Nicolus Thompson, 99th Security Forces Squadron member, enters a simulated active shooter scenario in Area II on Nellis Air Force Base, Nev., May 17, 2017. Defenders of the 99th SFS immediately followed established procedures to respond to and neutralize the simulated threat. (U.S. Air Force photo by Senior Airman Kevin Tanenbaum/Released)

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Photo by: Senior Airman Kevin Tanenbaum |  VIRIN: 170517-F-YM181-009.JPG