509th Security Forces Squadron training
WHITEMAN AIR FORCE BASE, Mo. - Staff Sgt. John Meagher, 509th Security Forces Squadron, views a simulated attack through the reticle on an M-4 carbine during an exercise June 18, 2010. Sergeant Meagher took a defensive position to provide support fire during the start of the exercise. (U.S. Air Force photo by Tech. Sgt. Charles D. Larkin Sr.)