Staff Sgt. David Overstreet, 28th Civil Engineer Squadron water fuels systems maintenance, plays music during the 28th CES Christmas party at the Dakota’s Club on Ellsworth Air Force Base, S.D., Dec. 14, 2012. Overstreet, known as DJ “Street,” has pursued learning and performing the art of disc jockeying. (U.S. Air Force photo by Airman 1st Class Anania Tekurio/Released)