Iraqis walk on a partially sealed off road leading to the heavily fortified Green Zone where a high-profile conference is held in western Baghdad, Sunday, Sept. 9, 2007.
U.S. Army Sgt. Anthony Sloan from Modesto, Calif. prepares to search a home Sunday, Sept. 9, 2007, in the Hurriyah neighborhood of Baghdad, Iraq.
U.S. Army soldiers stand guard outside a reconciliation meeting between Sunni and Shiite leaders in the Radwaniyah area of southwestern Baghdad, Iraq on Sunday, Sept. 9, 2007. The meeting was held in Ghartan village, a former battleground between Sunni and Shiite neighborhoods.
The Iraqi Provincial Volunteers, former insurgents now working with U.S. and Iraqi troops to secure their neighborhoods, escort Iraqi policemen to a reconciliation meeting between Sunni and Shiite leaders in the Radwaniyah area of southwestern Baghdad, Iraq on Sunday, Sept. 9, 2007.
The son of Mohammed al-Qarawi, right, an aide to Shiite cleric Muqtada al-Sadr, weeps during his father's burial in the holy city of Najaf, 100 miles south of Baghdad, Iraq on Saturday, Sept. 8, 2007.
An Iraqi policeman stands at the site where a suicide car bomber detonated his explosives-packed Mercedes near a row of stores in the Shiite militia stronghold of Sadr City in Baghdad, Iraq on Saturday, Sept. 8, 2007. The blast killed at least 15 people, police and hospital officials said.
An Iraqi woman grieves for a relative in the Shiite holy city of Najaf, 100 miles south of Baghdad, Iraq, on Friday, Sept. 7, 2007.
Mahdi Army militiamen hold a picture of radical Shiite cleric Muqtada al-Sadr as they celebrate the withdrawal of British troops from Basra, 340 miles southeast of Baghdad, Iraq, Friday, Sept. 7, 2007.
A newly sworn in policeman looks on during a graduation ceremony at the police academy in the Shiite holy city of Najaf, 100 miles south of Baghdad, Iraq, Thursday, Sept. 6, 2007.
A woman prays by a tomb of Imam Abbas inside a shrine in the Shiite holy city of Karbala, 50 miles south of Baghdad, Iraq, Thursday, Sept. 6, 2007.
Iraqis look through a window at the inside of a house damaged overnight in a U.S. air strike in the al-Washash neighbourhood of Mansour district in west Baghdad, September 6, 2007.
Mohammed Hassan, 30, looks at the rooftop where his brothers family died during an early-morning attack in the Washash area, western Baghdad, Iraq, Thursday, Sept. 6, 2007.
People walk past the ruins of a house that was destroyed in a early-morning attack in the Washash area, western Baghdad, Iraq, Thursday, Sept. 6, 2007.
An Iraqi man walks through a house that was destroyed in an early-morning attack in the Washash area, western Baghdad, Iraq, Thursday, Sept. 6, 2007.
An Iraqi soldier reads the Quran as he and his colleagues stand guard in front of the shrine of Imam Abbas in the Shiite holy city of Karbala, 50 miles south of Baghdad, Iraq, Wednesday, Sept. 5, 2007.
A man rushes an injured child into the hospital in Sadr City in Baghdad, Iraq on Wednesday, Sept. 5, 2007. The child was injured after a roadside bomb exploded on the fringes of the capital's Shiite slum of Sadr City early Wednesday, killing at least 11 and injuring 19, police and hospital workers said.
A US soldier from 1-40 Infantry Battalion sits on bags of fertilizer stands as his unit temporarily occupies an Iraqi home during a foot patrol along the Tigris river south of Baghdad, September 4, 2007.
raqis try to save their belongings from a fire raging over the workers' caravans near the al-Rashid hotel in Baghdad, September 4, 2007.
An Iraqi child stands at the site of a roadside bomb that wounded three people at Beirut square in Baghdad, September 4, 2004.
A US Marine stands guard as US President George W. Bush visits Al-Asad Air Base in Anbar Province, Iraq, September 3, 2007. Bush said during a surprise visit to Iraq on Monday that a reduction in US troops in the war-ravaged nation was possible, as he prepared for a showdown with Congress.