U.S. Army soldiers provide security.
U.S. Army soldiers from 1st Squadron, 3rd Armored Cavalry Regiment provide security for a provincial reconstruction team and representatives of the United Nations Educational Scientific and Cultural Organization as they visit the ancient city of Ashur in Iraq on Nov. 21, 2008. Shura, also known as Qalat Shergat, is one of three areas in Iraq that is a World Heritage site.