AP Photo/Karim Kadim
Iraqi fire fighters extinguish fire at the site of a car bomb explosion in the Shiite district of Sadr city, in Baghdad, Iraq, March 12, 2006. Two huge car bombs and four mortar rounds rocked Baghdad's Sadr City Shiite slum, killing at least 37 people and wounding 84, police said.
AP Photo/Hadi Mizban
Huge flames come out of a U.S. army Abrams battle tank east of Baghdad, Iraq, March 10, 2006, after a large explosion set fire to it. The U.S. military had no immediate information on the incident and on casualties.
AP Photo/Mohammed Hato
An Iraqi child plays with a toy gun next to Iraqi army soldiers patrolling on railway tracks, Iraq, March 10, 2006.
AP Photo/Mohammed Hato
Iraqi army soldiers guard the street leading to a Shiite holy shrine, in Kazimiyah, a northern Baghdad suburb, Iraq, March 10, 2006.
AP Photo/Hadi Mizban
A slipper of one of the victim of a roadside bomb is seen as Iraqi army soldiers secure the blast site, in Baghdad, Iraq, March 9, 2006.
AP Photo/Sasa Kralj
A repatriated Kurdish man receives an emotional welcome from his family, at the Irbil International airport, in Irbil, a city in the Kurdish controlled 217 miles north of Baghdad, Iraq, March 9, 2006.
AP Photo/Hadi Mizban
A U.S. soldier secures the site of a car bomb blast, in Baghdad, Iraq, March 9, 2006. A dust storm driven by howling wind enveloped the Iraqi capital, muffling the sound of a series of heavy explosions, including two car bombs that killed at least 11 people and wounded 15, all of them civilian passers-by, police said.
AP Photo/Mohammed Hato
An injured Iraqi man is treated in a local hospital, in Baghdad, Iraq, March 9, 2006. Two roadside bombs targeting Iraqi patrols killed at least two civilians and injured 10, police said.
AP Photo/Hadi Mizban
Iraqi army soldiers inspect the wreckage of car after a roadside bomb exploded, in Baghdad, Iraq, March 9, 2006.
AP Photo/Karim Kadim
Relatives and friends mourn as they carry the body of a Mahdi Army soldier, during a funeral procession in the Shiite district of Sadr city, in Baghdad, Iraq, March 8, 2006.
Getty Images/Ali Yussef
Iraqi soldiers guard arrested suspected militants at an Iraqi army barracks in the city of Baquba, northeast of Baghdad, March 8, 2006. Nineteen people were arrested during an overnight raid conducted by the Iraqi army and police commandos west of Baquba.
AP Photo/Karim Kadim
Relatives mourn and console each other during the funeral procession of a slain Mahdi Army soldier in the Shiite district of Sadr city, in Baghdad, Iraq, March 8, 2006.
Getty Images/Ahmad Al-Rubaye
A pool of blood is seen at the site where a car bomb exploded in Baghdad's Zaafraniya district, March 7, 2006. Iraq's political deadlock deepened as the dominant Shiite United Iraqi Alliance (UIA) opposed efforts by President Jalal Talabani to convene parliament amid bickering over who should lead the next "national unity" government.
AP Photo/Khalid Mohammed
Iraqi men walk past the site of a bomb explosion, in Baghdad, Iraq, March 6, 2006.
AP Photo/Mohammed Hato
An Iraqi man walks past unexploded ordnance next to the wreckage of a car-bomb blast, in Baghdad,Iraq, March 7, 2006.
AP Photo/Khalid Mohammed
An elderly Iraqi man walks past the site of a bomb explosion, in Baghdad, Iraq, March 6, 2006.
AP Photo/Mohammed Hato
U.S. soldiers leave from the site of a car-bomb blast after doing preliminary investigations, in Baghdad, Iraq, March 7, 2006.
AP Photo/Mohammed Adnan
An Iraqi man cries following the death of his relative in a car-bomb explosion, in Baqouba, 35 miles northeast of Baghdad, Iraq, March 6, 2006.
AP Photo/Manish Swarup
An Iraqi army helicopter patrols as the thick, black smoke billowed into the sky, following a car-bomb explosion in Baghdad, Iraq, March 6, 2006.
AP Photo/Samir Mizban
Iraqi policemen inspect the wreckage of a car used in a bomb attack, in Baghdad, Iraq, March 6, 2006.