328 people have been killed in the fighting that has rocked Sadr City......

Iraqi men remove carpets from the ruins of a house destroyed during a US air strike on Baghdad's Sadr City on April 21, 2008. At least 328 people have been killed in the fighting that has rocked Sadr City since late March, when Prime Minister Nuri al-Maliki ordered his forces to disarm Shiite militiamen.

An Iraqi woman gestures in front of a house destroyed during a US air strike on Baghdad's Sadr City on April 21, 2008. At least 328 people have been killed in the fighting that has rocked Sadr City since late March, when Prime Minister Nuri al-Maliki ordered his forces to disarm Shiite militiamen.

An Iraqi man removes a blanket from the ruins of his home destroyed during a US air strike on Baghdad's Sadr City on April 21, 2008. At least 328 people have been killed in the fighting that has rocked Sadr City since late March, when Prime Minister Nuri al-Maliki ordered his forces to disarm Shiite militiamen.

An Iraqi girl injured in a suicide attack lies on a stretcher, with her veil soaked with blood, at a hospital in Baquba, northeast of Baghdad, on April 21, 2008. A female suicide bomber blew herself up near the office of a local group fighting Al-Qaeda in the restive city today, killing three members of the group, police and a doctor said.

Bullet-injured Iraqi children are seen in Baghdad's Sadr City hospital on April 22, 2008. Civilians caught up in crossfire during raging street battles between Shiite militiamen and security forces in Baghdad's Shiite bastion Sadr City are blaming an unseen danger -- snipers.

US soldiers look at the remains of a schoolroom on April 22, 2008, hit by a Katyusha rocket the day before. The rocket aimed at the Green Zone fell on the kindergarten located on the edge of heavily fortified zone.

Iraqi boys collect flowers from the ruins of their classroom while their teacher looks at shattered windows on April 22, 2008. A Katiyusha rocket aimed at the Green Zone fell on the kindergarten the day before located on the edge of heavily fortified zone.

Iraqi soldiers display in Nasiriyah on April 21, 2008 ammmunitions found with Shiite militias a day after 40 Shiite militiamen were killed by Iraq's security forces in the southern city. US forces will "take out" anyone carrying weapons or firing rockets in Iraq, the military warned today, while reporting that another 15 people had been killed in air strikes and firefights in east Baghdad.