U.S. Army soldiers scan for suspicious activity. U.S. Army soldiers of 3rd Battalion, 21st Infantry Regiment, 1st Stryker Brigade Combat Team, 25th Infantry Division scan for suspicious activity during a patrol of the Diyala River Valley in Iraq on Dec. 27, 2008. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 820828-B-QAI59-075.jpg Photo Gallery