Two dog knights
OPERATION IRAQI FREEDOM -- Military working dogs, Harkos, left, and Bree, right, attack Senior Airman Steven Moolish during a six phases of aggression exercise here May 19, while their handlers, Staff Sgts. Gregory Manalo, left, and Derreck Bachner, right, control the dogs with commands. Sergeant Manalo and Bachner and Airman Moolish are all military working dog handlers with the 407th Expeditionary Security Forces Squadron. (U.S. Air Force photo by Staff Sgt. Christina M. Rumsey)