ADDING BRIDGE SECURITY U.S. Army engineers assigned to the 1st Cavalry Division, 1st Brigade Combat Team, 8th Cavalry Regiment build a guard shack for a bridge in Al Raoud, Iraq, Dec. 27, 2007. The guard shack and repairs to the bridge will allow easy flow of traffic with the aim of improving area commerce. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 829180-Z-ONX39-185.jpg Photo Gallery