Afghanistan AEF 2012.
A sign stitched on the vest worn by Aaron, a Military Working Dog, warns not to pet. Aaron, and his handler, U.S. Air Force Staff Sgt. Larry Harris are at Kandahar Airfield, Afghanistan on July 9, 2012 training prior to pushing out to Forward Operating Base working with ground forces and seeking out IEDs on combat foot patrols. (U.S. Air Force photo/TSgt. Stephen Hudson). Original public domain image from Flickr