Master Sgt. Monte Ealy, 28th Civil Engineer readiness and emergency management NCO in charge, adds his completed AK- pattern semi-automatic rifle replica to his collection in Rapid City, S.D., Dec. 11, 2012. Ealy explained that there’s a sense of pride and craftsmanship in putting together a loose collection of parts and building a functioning firearm. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)