Sgt. Fred Roberts holds on to the leash of his military working dog while returning from a patrol. U.S. Army Sgt. Fred Roberts with the 554th Military Police Company holds on to the leash of his military working dog while returning from a patrol in Gerekheyl village, Nangarhar province, Afghanistan, on June 15, 2011. SHARE IMAGE: Download Image: Full Size (0.04 MB) Photo By: VIRIN: 867475-D-KZA95-092.jpg Photo Gallery