AP Photo/Hadi Mizban
A woman reacts at the scene of a car bomb blast in Baghdad, Iraq, Sunday, May 6, 2007. AThe blast ripped through a commercial district in western Baghdad on Sunday, killing at least 27 people and wounding dozens, in one of the deadliest attacks in the capital in recent days.
AP Photo/Hadi Mizban
Residents gather at the scene of a car bomb blast in Baghdad, Iraq, Sunday, May 6, 2007. The blast ripped through a commercial district in western Baghdad on Sunday, killing at least 27 people and wounding dozens more.
AP Photo/Hadi Mizban
Iraqi Christians attend a church service in Baghdad, Iraq, Sunday, May 6, 2007. In recent weeks, Islamic extremists have increasingly targeted Christians, throwing many out of their houses or demanding they convert or pay a special tax traditionally levied on non-Muslims.
AP Photo/Hadi Mizban
Residents gather at the scene of a car bomb blast in Baghdad, Iraq, Sunday, May 6, 2007. The car bomb ripped through a commercial district in western Baghdad on Sunday, killing at least 27 people and wounding dozens.
AP Photo/Maya Alleruzzo
A woman and her relatives are seen waiting as a soldier from Alpha Company, 2nd Battalion, 7th Cavalry Regiment, 4th Brigade Combat Team, 1st Cavalry Division searches her home for men suspected of involvement in an IED cell in Mosul, Iraq, 225 miles northwest of Baghdad Saturday, May 5, 2007.
AP Photo/Ali al-Khazali
A U.S. attack helicopter hovers over the smoke from a burning military vehicle in the Shiite slum of Sadr City in Baghdad, Iraq, Saturday, May 5, 2007. A U.S. Humvee was destroyed in a roadside bomb attack and there was no immediate information about casualties.
AP Photo/Ali al-Khazali
Iraqis inspect the scene of a helicopter rocket attack, in Baghdad, Iraq, Saturday, May 5, 2007. Residents and police in a Shiite area in eastern Baghdad said U.S. helicopters early Saturday fired on three houses, killing six men and wounding a woman and five children.
AP Photo/Khalid Mohammed
Iraqi youths play on concrete blocks in Baghdad, Iraq, Saturday, May 5, 2007. Concrete walls are used for security barriers.
AP Photo/Alaa al-Marjani
An Iraqi police officer holds a sword as a group of police recruits parade during their graduation ceremony in Najaf, 100 miles south of Baghdad, Iraq, Thursday, May 3, 2007. Some 400 police recruits graduated after five weeks of training.
AP Photo/Hadi Mizban
A U.S. soldier kicks a ball while playing with Iraqi children in Baghdad, Iraq, Thursday, May 3, 2007.
AP Photo/Maya Alleruzzo
A girl is searched by a female soldier from Alpha Company, 2nd Battalion, 7th Infantry Regiment, 4th Brigade Combat Team, 1st Cavalry Division, as they search a home for a man they suspect is affiliated with al-Qaida in Mosul, Iraq, 225 miles northwest of Baghdad, Thursday, May 3, 2007.
AP Photo/Maya Alleruzzo
An Iraqi soldier walks past graffiti of a skull and crossbones left behind by U.S. troops in the city of in Mosul, Iraq, 225 miles northwest of Baghdad, Wednesday, May 2, 2007.
AP Photo/Haidar Fatehi
Blindfolded detainees sit on the ground at the joint Iraqi/U.S. military headquarters in Youssifiyah, 12 miles south of Baghdad, Iraq, Wednesday, May 2, 2007. Fifty-six suspected insurgents were arrested in a joint U.S. and Iraqi army raid in a village west of Youssifiyah.
AP Photo/Adil al-Khazali
A woman holds a pistol aloft as local residents rally against the U.S. military presence in Kamaliyah neighborhood in Baghdad, Iraq, Wednesday, May 2, 2007. Hundreds attended the rally, some throwing stones on a passing American convoy.
AP Photo/Adil al-Khazali
Family members mourn the death of a child killed in mortar attack in Sadr City, Baghdad's Shiite slum, Iraq, Tuesday, May 1, 2007. A string of mortar rounds hit the Shiite district of Al-Husseinya, northern Baghdad, killing six civilians and injuring eight others.
AP Photo/Hadi Mizban
Supporters of the Iraqi Communist Party wave with a symbolic hammer and sickle and the communist and Iraqi flags as they take part in the May Day celebration in Baghdad, Iraq, Thursday, May 1, 2007.
AP Photo/Maya Alleruzzo
Pfc. Matthew Mcclintock, 21, from Albuquerque, N.M., of Alpha Co., 2nd Battalion, 7th Cavalry Regiment, 4th Brigade, 1st Cavalry Division, stands guard outside an auto repair shop while searching for clues about recent bombings in Mosul, 225 miles northwest of Baghdad, Iraq, Monday, April 30, 2007.
AP Photo/Hadi Mizban
Followers of radical anti-U.S. cleric Muqtada al-Sadr rally in Kazimiyah district of Baghdad, Iraq, Monday, April 30, 2007, condemning the previous day's raid. A joint American-Iraqi raid to capture "high-value individuals" in the north Baghdad district of Kazimiyah left one Iraqi soldier and eight gunmen dead, the U.S. military said.
AP Photo/Khalid Mohammed
An Iraqi man collects vegetables following a roadside bomb explosion in Baghdad, Iraq, Monday, April 30, 2007.
AP Photo/Khalid Mohammed
Iraqi police inspect the scene following a car-bomb explosion in Baghdad, Iraq, Monday, April 30, 2007. A suicide car bomber, apparently targeting an Interior Ministry convoy, struck an Iraqi checkpoint near a busy square in the predominantly Sunni area of Harthiyah in western Baghdad, causing part of the road to buckle. Four people were killed and 10 others were wounded, police said.