Battle ready
Staff Sgt. Joseph Aaron, 931st Security Forces Squadron, holds his M4 carbine rifle at the ready during building entry and clearing training as part of a night operations exercise conducted at the Military Operations and Urban Training facility at McConnell Air Force Base, Kan., August 3, 2012. The 931 SFS conducted a four-day field training exercise to help prepare the squadron for future deployments. (U.S. Air Force photo by 1st Lt. Zach Anderson)