Military dog

U.S. Army Staff Sgt. Kevin Reese and his military working dog Grek wait at a safe house before conducting an assault against insurgents in Buhriz, Iraq, April 10, 2007. U.S. Army Soldiers from 5th Battalion, 20th Infantry Regiment, 2nd Infantry Division and Iraqi army soldiers from 4th Battalion, 2nd Brigade, 5th Iraqi Army Division are going house-to-house in search for weapons caches and enemy fighters after more than 1,000 residents of this Baqubah suburb were displaced by Al-Qaeda insurgents. (U.S.Air Force photo by Staff Sgt. Stacy L. Pearsall) (Released)