Master Sgt. Monte Ealy, 28th Civil Engineer readiness and emergency management NCO in charge, assembles an AK- pattern semi-automatic rifle replica frame in Rapid City, S.D., Dec. 11, 2012. Ealy, an exercise evaluation team member, ensures exercises are conducted according to directives while on duty, and builds rifles, as a hobby. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)