AP Photo/Hadi Mizban
A man injured in a car bomb explosion stands next to a destroyed vehicle in Baghdad, Iraq, Sunday, Nov. 25, 2007. A parked car bomb exploded in a crowded area near a medical complex in Baghdad on Sunday, killing at least nine people and wounding more than 30, officials said.
AP Photo/Hadi Mizban
U.S. Army soldiers from the 82nd Airborne Division examine a vehicle destroyed in a car bomb explosion in Baghdad, Iraq, Sunday, Nov. 25, 2007.
AP Photo/Hadi Mizban
Iraqis attend Sunday mass at the Virgin Mary Chaldean Catholic church in Baghdad, Iraq, Sunday, Nov. 25, 2007. About 3 percent of Iraq's estimated population of 26 million are Christians.
AP Photo/Marko Drobnjakovic
A U.S. military Blackhawk helicopter takes off as the sun sets over Baghdad, Iraq, Sunday, Nov. 25, 2007. U.S. troops detained 24 suspected al Qaeda-linked militants Sunday in operations targeting propaganda, bombing and smuggling networks nationwide, the military said.
AP Photo/Hadi Mizban
An Iraqi girl attends a ceremony to mark the reopening of central Baghdad's Abu Nuwas street for traffic, Saturday, Nov. 24, 2007. Abu Nuwas street, that runs along the eastern bank of the Tigris river in central Baghdad, was reopened for traffic following an improved security situation in the Iraqi capital.
AP Photo/Petr David Josek
The shadows of two U.S. soldiers from the 3rd Brigade combat team of 101st Airborne Division are cast on a wall as they prepare for their patrol mission in the town of Owesap, about 12 miles south of Baghdad, Iraq, Friday, Nov. 23, 2007.
AP Photo/Petr David Josek
U.S. soldiers from the 3rd Brigade combat team of 101st Airborne Division march across the field during a patrol mission in the town of Owesap, 12 miles south of Baghdad, Iraq, Friday, Nov. 23, 2007.
AP Photo/Petr David Josek
U.S. soldiers of 3rd Brigade combat team, 101st Airborne Division, are silhouetted against the sun during their patrol and census mission which is a part of an operation Marne Courageous in the town of Owesap south of Baghdad, Iraq, Tuesday, Nov. 20, 2007.
AP Photo/Petr David Josek
Iraqi women carry buckets of water as U.S. soldiers of 3rd Brigade combat team, 101st Airborne Division walk by during their patrol and census mission which is a part of an operation Marne Courageous, in the town of Owesap south of Baghdad, Iraq, Tuesday, Nov. 20, 2007.
AP Photo/Alaa al-Marjani
A human skull lies on the ground at the site of a mass grave just north of Najaf, 100 miles south of Baghdad, Iraq, Tuesday, Nov. 20, 2007. The mass grave was discovered by farmers.
AP Photo/Hadi Mizban
Kids gather around a wreck of a car destroyed by a car bomb in Baghdad, Iraq, Tuesday, Nov. 20, 2007. A parked car bomb went off Monday evening in southwest Baghdad's Baiyaa neighborhood, wounding five persons, police said.
AP Photo/Hadi Mizban
Two young children play with destroyed car parts at a site of a car bomb explosion in Baghdad, Iraq, Tuesday, Nov. 20, 2007. A parked car bomb went off Monday evening in southwest Baghdad's Baiyaa neighborhood, wounding five persons, police said.
AP Photo/Petr David Josek
A U.S. soldier of 3rd Brigade takes a rest during operation Marne Courageous in the town Owesap about 12 miles south of Baghdad on Monday, Nov. 19, 2007.
AP Photo
The father of Alaa Mohammed, an 11-year-old boy killed in a suicide bomb attack, grieves over his body in a hospital morgue in Baqouba, Iraq, Monday, Nov. 19, 2007. A suicide bomber detonated his explosives as American soldiers were handing out toys to children northeast of Baghdad on Sunday, killing at least three children and three of the troops, U.S. and Iraqi authorities said.
AP Photo/Hadi Mizban
Students of the Baghdad Music and Ballet school perform a dance during a ballet class in Baghdad, Iraq, Monday, Nov. 19, 2007. The school is the only one of its kind in Iraq, offering a formal education as well as specialized classes in music and ballet.
AP Photo/Petr David Josek
A U.S. soldier from the 3rd Brigade searches a house during operation Marne Courageous, in the town of Owesap, about 12 miles south of Baghdad, Monday, Nov. 19, 2007.
AP Photo/Alaa al-Marjani
Two people walk past tombs at the Wadi al-Salaam cemetery in the Shiite holy city of Najaf, 100 miles south of Baghdad, Iraq, Wednesday, Nov. 14, 2007. Wadi al-Salaam, or the Valley of Peace, is one of the largest cemeteries in the world, containing millions of graves.
AP Photo/Petr David Josek
A U.S. soldier from the 3rd Brigade talks to local residents during Operation Marne Courageous in the town of Owesap, south of Baghdad Monday, Nov. 19, 2007.
AP Photo/Petr David Josek
A U.S. soldier from the 3rd Brigade takes a position during a house search as part of operation Marne Courageous in the town Owesap, about 12 miles south of Baghdad on Monday, Nov. 19, 2007.
AP Photo/Petr David Josek
U.S. soldiers from the 3rd Brigade walk through a palm tree plantation during operation Marne Courageous in the town Owesap south of Baghdad on Monday, Nov. 19, 2007.