ELLSWORTH AIR FORCE BASE, S.D. - (Front to back) Tech. Sgt. Joel Meyer and Staff Sgt. Derek Walton, 28th Security Forces Squadron members, train on room-clearing tactics, April 5. Sergeant Meyer was selected as the 2009 Security Forces Air Force NCO of the Year partly due to his leadership abilities, both at Ellsworth and during deployments. (U.S. Air Force photo/Airman 1st Class Joshua J. Seybert)