Ready, aim...
Senior Airman Joseph Aaron, 931st Security Forces Squadron, McConnell Air Force Base, Kan., instructs Staff Sgt. Steve Brown, 931st Civil Engineer Squadron, on weapons sighting at the base combat arms training and maintenance facilty, Nov. 6, 2011. The Airmen of the 931st CES were conducting their annual weapons qualification training firing the M4 carbine rifle. (U.S. Air Force photo by 1st Lt. Zach Anderson)