8/1/2012 - U.S. Air Force Master Sgt. Jaclyn MacKinley, 380th Air Expeditionary Wing superintendent of wing staff executive services, plays the role of a disgruntled employee with a gun during an active-shooter exercise, as Staff Sgt. Hakim Taylor, 380th Expeditionary Security Forces Squadron Exercise Evaluation Team member, observes the action July 31, 2012. Active-shooter exercises test the base's response to a hostile threat. (U.S. Air Force photo/Master Sgt. Scott MacKay)
8/1/2012 - U.S. Air Force Master Sgt. Jaclyn MacKinley, 380th Air Expeditionary Wing superintendent of wing staff executive services, takes aim at targets of opportunity during an active-shooter exercise at the wing headquarters building July 31, 2012. MacKinley, an Athens, Tenn., native, is deployed to the 380th AEW from Vandenberg Air Force Base, Calif. (U.S. Air Force photo/Master Sgt. Scott MacKay)
8/1/2012 - U.S. Air Force Master Sgt. Jaclyn MacKinley, 380th Air Expeditionary Wing superintendent of wing staff executive services, uses a red training weapon during an active-shooter exercise at the wing headquarters building July 31, 2012. MacKinley, an Athens, Tenn., native, is deployed to the 380th AEW from Vandenberg Air Force Base, Calif. (U.S. Air Force photo/Master Sgt. Scott MacKay)
8/1/2012 - 380th Expeditionary Security Forces Squadron Quick Response Force members move in to take down an active shooter as members of the 380th ESFS Exercise Evaluation Team look on July 31, 2012. Exercise evaluation teams observe exercise situations and provide participants with feedback on how to improve responses to similar situations. (U.S. Air Force photo/Master Sgt. Scott MacKay)
8/1/2012 - U.S. Air Force Senior Airman Jon Reed, 380th Expeditionary Security Forces Squadron Quick Response Force member, tackles Master Sgt. Jaclyn MacKinley, 380th Air Expeditionary Wing superintendent of wing staff executive services, as Staff Sgt. Hakim Taylor, 380th Expeditionary Security Forces Squadron Exercise Evaluation Team member, watches for safety during an active-shooter exercise July 31, 2012. Exercise evaluation teams observe exercise situations and provide participants with feedback on how to improve responses to similar situations. (U.S. Air Force photo/Master Sgt. Scott MacKay)
8/1/2012 - U.S. Air Force Senior Airman Jon Reed, 380th Expeditionary Security Forces Squadron Quick Response Force member, arrests Master Sgt. Jaclyn MacKinley, 380th Air Expeditionary Wing superintendent of wing staff executive services, during an active-shooter exercise July 31, 2012. Active-shooter exercises test the base's response to a hostile threat. (U.S. Air Force photo/Master Sgt. Scott MacKay)
8/1/2012 - U.S. Air Force Staff Sgts. Valerie Queitzsch and Hakim Taylor, 380th Expeditionary Security Forces Squadron Exercise Evaluation Team members, debrief 380th ESFS Quick Response Force members after an active-shooter exercise July 31, 2012. Exercise evaluation teams observe exercise situations and provide participants with feedback on how to improve responses to similar situations. (U.S. Air Force photo/Master Sgt. Scott MacKay)