Tech Sgt. Andrew Montgomery, an Air Force military

Tech Sgt. Andrew Montgomery, an Air Force military working dog handler, comforts his dog Diesel inside an Army UH-60 Black Hawk helicopter operated by A Company, 3rd Battalion, 142nd Assault Helicopter Company, 42nd Combat Aviation Brigade, during a familiarization exercise for the dogs on Jan. 10, 2014, somewhere in southwest Asia. The working dogs can be transported by helicopter quickly and efficiently to wherever they're needed once they become comfortable with the aircraft. The 42nd CAB, New York Army National Guard, is currently deployed overseas in support of Operation Enduring Freedom. (U.S. Army National Guard photo by Spc. Harley Jelis/Released)