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 (0.02 MB) Credit: VIRIN: 290619-E-YFL33-693.jpg Photo Gallery