AP Photo/Khalid Mohammed
Abu Abdullah, right, a shop owner who lost two of his sons in Saturday's bomb explosion, cries alongside a friend while standing in the debris of what used to be his shop in the obliterated Sadriyah outdoor market in a predominantly Shiite area of Baghdad, Iraq, Feb. 4, 2007.
AP Photo/Karim Kadim
An Iraqi wounded in a bomb blast sits inside the Imam Ali hospital in the Shiite enclave of Sadr City in Baghdad, Iraq, Saturday, Feb. 3, 2007. A suicide truck bomber struck the busy outdoor Sadriyah market in a predominantly Shiite area of Baghdad on Saturday, killing at least 82 people and wounding dozens, police and hospital officials said.
AP Photo/Maya Alleruzzo
Army Spc. Joshua Sachse, 23, from Mobile, Ala., of Delta Company, 4th Battalion, 31st Infantry Regiment, is greeted by the company's dog, Jill, near Youssifiyah, 12 miles south of Baghdad, Iraq, Friday, Feb. 2, 2007.
AP Photo/Khalid Mohammed
Iraqi police look at a destroyed minibus in a predominantly Shiite district of Karrada in Baghdad, Iraq, Thursday, Feb. 1, 2007.
AP Photo/Khalid Mohammed
A man reacts as he looks at a destroyed minibus in a predominantly Shiite district of Karrada in Baghdad, Iraq, Thursday, Feb. 1, 2007.
AP Photo/Maya Alleruzzo
U.S. Army Spc. Ricardo Colin, 22, from Riverdale, Md., left, and an Iraqi soldier look for buried weapons during a foot patrol with Delta Company, 4th Battalion, 31st Infantry Regiment, near Youssifiyah, 12 miles south of Baghdad, Iraq, Wednesday, Jan. 31, 2007.
AP Photo/Talal. M. al-Dean
Detained men squat at an Iraqi army base in Baqouba, Iraq, 35 miles northeast of Baghdad, Wednesday, Jan. 31, 2007. U.S. military arrested some dozen men suspected of planning attacks on Shiite pilgrims during the Ashoura festivities and handed them over to the Iraqi authorities.
AP Photo/Khalid Mohammed
People clean up after a car-bomb blast in predominantly Shiite area in eastern Baghdad, Iraq, Wednesday, Jan. 31, 2007.
AP Photo/Khalid Mohammed
People clean up after a car-bomb blast in predominantly Shiite area in eastern Baghdad, Iraq, Wednesday, Jan. 31, 2007.
AP Photo/Ali Abed
A man wounded in a car-bomb blast in predominantly Shiite area in eastern Baghdad, Iraq, waits for treatment in al-Kindi hospital Thursday, Jan. 31, 2007.
AP Photo/Najaf Governor Office
This image released Tuesday Jan. 30, 2007, by the Najaf governor's office shows a member of a little-known cult called "Soldiers of Heaven," killed in a fierce 24-hour battle last weekend with Iraqi troops backed by U.S. forces. Iraq's Defense Ministry said 263 militants were killed, 210 wounded and 392 captured.
AP Photo/Karim Kadim
Iraqi pilgrims flock to the central square during Ashoura, the tenth day of Muharram, an important period of mourning for Shiites, in Karbala, Iraq, 50 miles south of Baghdad, Tuesday Jan. 30, 2007. The Remembrance of Muharram marks the anniversary of the Battle of Karbala when Imam Hussein, a grandson of Prophet Muhammad, was killed.
AP Photo/Khalid Mohammed
A man checks the interior of a mini bus that was attacked by armed men in the al-Amil neighborhood of Baghdad, Iraq, Tuesday, Jan. 30, 2007.
CBS
Iraqi pilgrims re-enact the Battle of Karbala during Muharram, an important period of mourning for Shiites, in Karbala, Iraq, 50 miles south of Baghdad, Monday Jan. 29, 2007. The Remembrance of Muharram marks the anniversary of the Battle of Karbala when Imam Hussein, a grandson of Prophet Muhammad, was killed.
AP Photo/Alaa al-Marjani
Iraqi soldiers arrest suspects in heavy sandstorm during clashes with gunmen at Zarqa, 12 miles northeast of Najaf, Iraq, Monday, Jan. 29, 2007.
AP Photo/Dusan Vranic
Sun sets over the heavily fortified Green Zone that houses the U.S. Embassy and the Iraqi government offices in Baghdad, Iraq, Monday, Jan. 29, 2007.
Getty Images/Qassem Zein
A U.S. armored Stryker vehicle drives past Iraqi police commandos on their way out of Najaf Monday, Jan. 29, 2007, where a raging battle pitted gunmen against Iraqi security forces near the holy Shiite city in central Iraq.
Getty Images/Qassem Zein
An Iraqi police commando flashes the victory sign as he returns Monday, Jan. 29, 2007, with his comrades from a raging battle which pitted gunmen against Iraqi security forces near the holy Shiite city of Najaf.
AP Photo/Ali Abed
An Iraq soldier checks the wreckage of a car bomb in central Baghdad, Iraq, Monday, Jan. 29, 2007. Four people died and nine were wounded when a passing minibus was hit by the blast.
AP Photo/Yahya Ahmed
A man walks through aftermath of a car bombing at a car dealership in Kirkuk, Iraq, 180 miles north of Baghdad, Monday, Jan. 29, 2007. Two car bombs in Kirkuk exploded within 30 minutes of each other in different parts of the city.