U.S. Air Force Staff Sgt. Chance Walkama, 153rd Security
Summary
U.S. Air Force Staff Sgt. Chance Walkama, 153rd Security Forces Squadron, walks through a doorway, Dec. 18, 2015 at Cheyenne Air National Guard base in Cheyenne, Wyo. Walkama portrayed a lone gunman during an active shooter exercise attempting to fatally wound as many people as possible before being captured or killed. The scenario was in support of memorandum sent by Secretary of Defense Ash Carter to test lockdown and active shooter procedures in response to the recent shootings in Chattanooga, Tenn. (U.S. Air National Guard photo by Master Sgt. Charles Delano/released)
Tags
Date
18/12/2015
Location
Source
Defense Visual Information Distribution Service
Copyright info
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