Staff Sgt. Robert Bowman, a 375th Security Forces Squadron (SFS) K-9 handler, walks with his dog Breston during a demonstration at the 126th Air Refueling Wing facilities at Scott Air Force Base, Ill., April 28, 2014. K-9 units are a special section of the security forces that is inclusive to the military working dogs (Air National photo by Senior Airman Elise Stout).