Deployed Defenders: Check Six program prepares Airmen for their ‘worst day’
Tech. Sgt. Jason Nicholson, 455th Expeditionary Security Forces Squadron Check Six instructor for Afghanistan, directs Staff Sgt. Chris Dickinson, 455th Expeditionary Maintenance Squadron, to clear his weapon before the hands on portion of the Check Six class at Bagram Airfield, Afghanistan Dec. 3, 2015. Since the training was implemented two years ago, no active shooter incident involving Airmen has taken place in the Afghanistan area of responsibility. (U.S. Air Force photo by Tech. Sgt. Nicholas Rau)