U.S. troops navigate fault lines of sect and tribe--‘So many different enemies’ confront Americans in Iraq

U.S. Army Sgt. Jeff McGee, from Bravo Company, 2nd Battalion, 142nd Infantry Regiment, 56th Brigade Combat Team, gives a hug to local Iraqi girls near Nasiriya, Iraq on July 17, 2005. U.S. Air Force Photo by Staff Sgt. Suzanne M. Day. 050717-F-9629D-089 (Released)