AP Photo/Alaa al-Marjani
An Iraqi woman fills a bucket of water from the river Euphrates near the Shiite holy city of Najaf, 100 miles south of Baghdad, Iraq, Sunday, April 13, 2008. Hassan al-Jabani, a senior adviser at the Iraqi ministry of water resources said Iraq may suffer a large shortage of water over the next three years.
AP Photo/Karim Kadim
Iraqi man with a horse drawn cart passes a checkpoint on his way to the Shiite enclave of Sadr City, Baghdad, Sunday, April 13, 2008. On Saturday Iraqi authorities lifted a two-week ban on vehicle movement in Baghdad's Sadr City.
AP Photo/Hadi Mizban
Iraqi Shiites touch the door handle during the Friday prayers at the Imam Mousa al-Kadim shrine, in Kazimiyah northern district of Baghdad, Iraq, Friday, April 11, 2008.
AP Photo/Hadi Mizban
Iraqi Shiites attend Friday prayers at the Imam Mousa al-Kadim shrine, in Kazimiyah, a northern district of Baghdad, Friday, April 11, 2008.
AP Photo/Hadi Mizban
A young girl reacts while looking at the rubble of a house that was destroyed in an air strike in Basra, Iraq, 340 miles southeast of Baghdad, Friday, April 11, 2008.
AP Photo/Ali KJ
Iraqi children chant as they stand atop an armored vehicle that was destroyed by an IED (Improvised Explosive Device) in eastern Baghdad, Iraq, Friday, April 11, 2008.
AP Photo/Karim Kadim
Iraqi women look at house that was damaged in an air strike carried out in the Shiite enclave of Sadr City, Baghdad, Thursday, April 10, 2008.
AP Photo/Karim Kadim
Iraqi men rush wounded children to a hospital in the Shiite enclave of Sadr City, Baghdad, Wednesday, April 9, 2008. The children were injured after two projectiles fell into two separate places in Sadr City Wednesday morning. According to hospital officials the death toll now is 7 killed, including 3 children, and 27 wounded.
AP
A militiaman, holding a RPG walks in the street of the Shiite enclave of Sadr City, Baghdad, Wednesday, April 9, 2008. Clashes between Iraqi security forces and Shiite militiamen continued in the capital on Wednesday, a day after top U.S. commander Gen. David Petraeus called for a suspension of U.S. troop withdrawals because of the renewed combat.
AP Photo/Alaa al-Marjani
An Iraqi family mourns the loss of their relative during a funeral ceremony in the Shiite holy city of Najaf, 100 miles south of Baghdad, Iraq, Wednesday, April 9, 2008. The funeral ceremony was for victims killed during clashes in Baghdad's Sadr City.
AP Photo/Bassem Daham
A man pays a tribute to former Iraqi dictator Saddam Hussein at his grave in Tikrit, 80 miles north of Baghdad, Iraq, Wednesday, April 9, 2008.
AP
A militiaman, holding a RPG, a rocket propelled grenade, runs in the street of the Shiite enclave of Sadr City, Baghdad, Wednesday, April 9, 2008.
AP Photo/Khalid Mohammed
Iraqi security forces guard empty streets after a curfew was imposed in Baghdad, Wednesday, April 9, 2008. A vehicle ban was imposed despite a decision by cleric Muqtada al-Sadr to call off his "million-strong" demonstration set for Wednesday to demand an end to the American military presence.
AP Photo/Karim Kadim
An Iraqi fireman douses a school building in the Shiite enclave of Sadr City, Baghdad, Tuesday, April 8, 2008. The school building was set on fire during clashes that erupted Tuesday morning when Iraqi troops tried to enter the district, a stronghold of anti-American cleric Muqtada al-Sadr. Al-Sadr faces a government ultimatum to either disband his Mahdi army or give up politics.
AP Photo/Khalid Mohammed
An Iraqi army soldier looks on as an Iraqi woman collects rice from the ground at a checkpoint to the Shiite enclave of Sadr City, Baghdad, Tuesday, April 8, 2008. Sadr City is suffering from lack of food and basic supplies as another set of clashes and violence between the Iraqi army and Mahdi army militia erupted Tuesday morning when Iraqi troops tried to enter the district.
AP Photo/Khalid Mohammed
Residents line up for distribution of food supplies at a checkpoint to the Shiite enclave of Sadr City, Baghdad, Tuesday, April 8, 2008.
AP Photo/Nabil al-Jurani
Neighbors in the al-Asdiqa neighborhood react after their house was destroyed in an explosion in Basra, Iraq, Monday, April 7, 2008.
AP Photo/Nabil al-Jurani
Neighbors in the al-Asdiqa neighborhood react after their house was destroyed in an explosion in Basra, Iraq, Monday, April 7, 2008.
AP Photo/Hadi Mizban
An Iraqi family leaves the Shiite enclave of Sadr City Baghdad, Monday, April 7, 2008. Due to violence that broke out on Sunday families where forced to leave the volatile neighborhood.
AP Photo/Hadi Mizban
A U.S. Army soldier secures a checkpoint in the Shiite enclave of Sadr City, Baghdad, Monday, April 7, 2008.