AP Photo/Karim Kadim
Four-year-old Ghazi Askar lies in hospital in the Shiite enclave of Sadr City in Baghdad, Iraq, Monday, March 31, 2008. The boy was wounded in clashes Sunday between the Mahdi Army and government forces backed by the American military.
AP Photo/Karim Kadim
Iraqis pass aftermath of an airstrike on a tent where a memorial service was held in Sadr City, Baghdad, Iraq, Sunday, March 30, 2008. Two people died and two were wounded in the attack, according to the witnesses.
AP Photo/Dusan Vranic
A column of smoke hovers over the heavily fortified Green Zone that houses the U.S. Embassy and the Iraqi government offices in Baghdad, Iraq, at sunset Thursday, March 27, 2008.
AP Photo/Karim Kadim
A boy injured in clashes between the Mahdi Army and U.S. forces sits in a hospital in Sadr City, Baghdad, Iraq, Thursday, March 27, 2008.
AP Photo/Alaa al-Marjani
Abbas Salman cries over the body of his brother Majed during his funeral in Najaf, Iraq, Thursday, March 27, 2008. Salman was killed Wednesday during clashes between Mahdi Army and government forces backed by the Americans in Hillah, about 60 miles south of Baghdad.
AP Photo/Alaa al-Marjani
The mother of Majed Salman sits on the ground and cries during his funeral in Najaf, Iraq, Thursday, March 27, 2008.
AP
Mahdi Army fighters stand in Basra, Iraq, Thursday, March 27, 2008. Iraqi Prime Minister Nouri al-Maliki defiantly vowed to keep up the fight against Shiite militias in Basra Thursday despite protests by tens of thousands of followers of a radical cleric and deadly clashes across Baghdad and the oil-rich south.
AP Photo/Karim Kadim
A Shiite woman, with a picture of radical cleric Muqtada al-Sadr on her veil, is seen during a protest in Sadr City, Baghdad, Iraq, Thursday, March 27, 2008. Thousands of supporters of al-Sadr marched through Baghdad's Sadr City district, demanding the prime minister resign because of his crackdown on al-Sadr's militiamen.
AP Photo/Dusan Vranic
A helicopter flies past a column of smoke coming out of the heavily fortified Green Zone that houses the U.S. Embassy and the Iraqi government offices in Baghdad, Iraq, Thursday, March 27, 2008. Shiite militants continued to hammer the U.S-protected Green Zone with rockets and mortars for a fifth day.
AP Photo/Karim Kadim
A man holds a mortar that slammed into a home killing two women and a man, in the Shiite stronghold of Sadr City, Baghdad, Iraq, Thursday, March 27, 2008.
AP Photo/Maya Alleruzzo
U.S. Army soldier from Third Squadron, Third Armored Cavalry Regiment patrols in Mosul, 225 miles northwest of Baghdad, Iraq on Wednesday, March 26, 2008. The northern city is considered by the U.S. military as the last urban stronghold for al Qaeda in Iraq.
AP Photo/Alaa al-Marjani
The sister of Salah Chiyad mourns during his funeral in Najaf, Iraq, Wednesday, March 26, 2008.
AP Photo/Karim Kadim
Tires are set on fire and road is blocked in Sadr City, Baghdad, Iraq, as Mahdi Army militia members clash with Iraqi government forces backed by the U.S. military, Wednesday, March 26, 2008. Clashes were also reported between Iraqi forces and the Mahdi Army in Diwaniyah, south of Baghdad.
AP Photo/Karim Kadim
Iraqis inspect the damage at Jamila market following clashes between Mahdi Army fighters and Iraqi and U.S. forces, in Sadr City, in Baghdad, Iraq, Wednesday, March 26, 2008.
AP Photo/Maya Alleruzzo
A U.S. Army soldier from K Troop, Third Squadron, Third Armored Cavalry Regiment, exits a warehouse after searching for bomb-making materials in Mosul, Iraq Tuesday, March 25, 2008. The northern city is considered by the U.S. military as the last urban stronghold for al Qaeda in Iraq.
AP Photo/Karim Kadim
A man locks his shop in an act of civil disobedience in the Shiite stronghold of Sadr City in Baghdad, Iraq, Tuesday, March 25, 2008. Al-Sadr's followers have accused the Shiite-dominated government of exploiting a cease-fire to target the cleric's supporters before the provincial elections expected this fall. They have demanded the release of supporters rounded up in recent weeks.
AP Photo/Hadi Mizban
Sun sets over a Shiite holy shrine of Kadhimiya in the Shiite part of Baghdad, Iraq, Tuesday, March 25, 2008. The shrine is named after the seventh Shiite Imam Musa al-Kazim who is buried there.
AP Photo/Khalid Mohammed
Followers of radical Shiite cleric Muqtada al-Sadr hold banners reading "No to America, yes to Iraq" during a protest in the mainly Shiite neighborhood of al-Amil in Baghdad, Iraq, Tuesday, March 25, 2008.
AP Photo/Hadi Mizban
Men try to salvage their belongings inside their house in central Baghdad, Iraq, Monday, March 24, 2008, after it was hit by a rocket. Family members were unhurt as they were in another room.
AP Photo/Alaa al-Marjani
Malha Mohsin, a 75-year-old Iraqi woman collects natural salt to sell on the market near Haydaria, 20 miles south of Baghdad, Iraq, Monday, March, 24, 2008.