PATROL BASE SECURITY U.S. Army Sgt. Matt Radcliffe provides security at an Iraqi army combat patrol base in the Sadr City District of Baghdad, April 11, 2008. Radcliffe is assigned to the 4th Infantry Division's 3rd Special Troops Battalion, 3rd Brigade Combat Team. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 415833-W-JJD42-135.jpg Photo Gallery