CONVOY COVER U.S. Army soldiers provide security as a convoy passes through a valley in southern Wardak province, Afghanistan, April 29, 2010. The soldiers are assigned to the 1st Battalion, 503rd Infantry Regiment, 173rd Airborne Brigade Combat Team. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 248088-M-RCN14-745.jpg Photo Gallery