307th Security Forces compete in Global Strike Challenge
                Bullets from a M240 machine gun impact the target after being fired by a member of the 307th Security Forces Squadron during the Weapons Firing Challenge on Sept. 23, 2015, Camp Guernsey Joint Training Center, Wyo. The challenge consists of teams being evaluated on their marksmanship using the M4 rifle, M9 pistol, M240 machine gun and the M203 grenade launcher. (U.S. Air Force photo by Master Sgt. Greg Steele/Released)
                
                    
                        PHOTO BY:
                        Master Sgt. Greg Steele
                    
                    
                        VIRIN:
                        150923-F-PF761-177.JPG
                    
                    
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