A U.S. soldier stands guard near the wreckage of a vehicle used in a car bomb attack in Baghdad July 23, 2007. At least 10 people, including two policemen, were killed and 28 wounded when two car bombs exploded almost simultaneously in different areas of Baghdad's central Karrada district, police said. Up to 20 cars were set ablaze. REUTERS/Ceerwan Aziz (IRAQ) 0 Photo: CEERWAN AZIZ