U.S. Army soldiers patrol a section of Iraq's Diyala River Valley. U.S. Army soldiers of 1st Stryker Brigade Combat Team, 25th Infantry Division patrol a section of Iraq's Diyala River Valley on Dec. 27, 2008. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 167192-Y-JPN76-038.jpg Photo Gallery