CMSGT Harper
Chief Master Sgt. Mark Harper’s, 460th Operations Group superintendent, 30-year career lays out the framework for the path from airman basic to chief master sergeant. Harper started his Air Force journey March 8, 1983, as a law enforcer and quickly transitioned into a military working dog handler. Over the course of his multiple assignments and deployments, Harper progressed through the ranks. (U.S. Air Force photo by Staff Sgt. Nicholas Rau/Released)