CREEK CROSSING U.S. Army Pfc. Christopher McCain crosses over a creek while an Iraqi army soldier provides security in Diyala River valley, Iraq, Nov. 2, 2008. McCain and fellow soldiers are assigned to the 25th Infantry Division's 1st Stryker Brigade Combat Team, which is working with the Iraqi army to clear the valley of weapons caches. SHARE: Download: Full Size (0.08 MB) Credit: VIRIN: 119174-E-OPR47-030.jpg Photo Gallery