Staff Sgt. Luke Boggs, 28th Security Forces Squadron combat arms instructor, explains the characteristics of an M-4 carbine to Airmen from the 28th Mission Support Group during a 28th MSG deployment readiness exercise in the Pride Hangar at Ellsworth Air Force Base, S.D., Feb. 14, 2013. The purpose of the training session was to educate Airmen about the firearm as a way of ensuring they are prepared for possible deployment scenarios. (U.S. Air Force photo by Airman Ashley J. Thum/Released)