Sgt. Samuel Barnes reads his map to discern his location. U.S. Marine Sgt. Samuel Barnes, assigned to Embedded Training Team 1-12th, reads his map to discern his location during a security halt while on patrol across the Depak Valley, Afghanistan, on Oct. 30, 2009. Barnes is on patrol with Afghan National Army soldiers, and U.S. Army soldiers. SHARE IMAGE: Download Image: Full Size (0.06 MB) Photo By: VIRIN: 119107-F-YTN95-127.jpg Photo Gallery