An Iraqi man walks through a smoke-filled Shorja market in central Baghdad, Iraq, Friday, June 13, 2008. Police said the electrical fire erupted overnight in a commercial building, damaging shops, but causing no casualties.
A U.S. Army helicopter flies over central Baghdad, Iraq on Friday, June 13, 2008. Iraqi Prime Minister Nouri al-Maliki says talks with the United States on a longterm security agreement have reached a "dead end."
Shiites attend Friday prayers at the holy shrine in the Kazimiyah area of north Baghdad, Iraq on Friday, June 13, 2008.
A young boy sucks on a toy water pistol, as his father displays items left behind in their home after a raid by Iraqi troops on their home in the Shiite stronghold of Sadr City in Baghdad, Iraq, Tuesday, June 10, 2008. The family says one person was killed and two injured in the raid.
A young boy looks through a bullet hole of the window of a school in the Shiite enclave of Sadr city, Baghdad, Iraq, on Thursday, June 12, 2008.
An Iraqi man grieves after two mortar rounds hit a busy street in the central Baghdad area of Karrada on Wednesday, June 11, 2008. Police said one civilian was killed and five were wounded.
U.S. Soldiers of 1-6 battalion, 2nd brigade, 1st Armored Division pass next to a destroyed building during a patrol, in Jamilah market, in the Shiite enclave of Sadr city, Baghdad, Iraq, on Wednesday, June 11, 2008.
Iraqi boys cool themselves at a public pool in central Baghdad, Iraq on Wednesday, June 11, 2008. Temperatures in the Iraqi capital reached 35 degrees Celsius (95 F).
U.S. soldiers of 1-6 Battalion, 2nd Brigade, 1st Armored Division, patrol in Jamilah market in the Shiite enclave of Sadr City, Baghdad, Iraq, on Tuesday, June 10, 2008.
Sgt. Kyle Hale of Yukon, Okla., and 1-6 Battalion, 2nd Brigade, 1st Armored Division, contains an unruly crowd to protect a man who was nearly trampled, outside the Al Rasheed Bank in the Jamilah market in the Shiite enclave of Sadr City, Baghdad, Iraq, Tuesday, June 10, 2008.
A U.S. soldier makes a retina scan of an Iraqi man in the Shiite enclave of Sadr City, Baghdad, Iraq, on Monday, June 9, 2008. About 270 Iraqi men from 18-35 years old, filled applications and made background checks as they were registered to be "neighborhood guards." Neighborhood guards are going to be used as guards at checkpoints in Sadr City.
A U.S. soldier of 1-6 Battalion, 2nd Brigade, 1st Army Division, is reflected in a pool of water as he patrols in the Shiite enclave of Sadr City, Baghdad, Iraq, Monday, June 9, 2008.
A U.S. soldier of 1-6 Battalion, 2nd Brigade, 1st Army Division, helps secure the area as an Iraqi woman passes next to him during a patrol in the Shiite enclave of Sadr City, Baghdad, Iraq, Monday, June 9, 2008.
U.S. soldiers of 1-6 Battalion, 2nd Brigade, 1st Army Division, secure the area behind barbed wire during a patrol in the Shiite enclave of Sadr City, Baghdad, Iraq, Monday, June 9, 2008.
An Iraqi Army soldier displays a cache of weapons seized in a raid in the Shiite stronghold of Sadr City in Baghdad on Monday, June 9, 2008.
Iraqi boys stop to look at the aftermath of a car bomb that killed four people in Baghdad, Iraq, Monday, June 9, 2008. Police say the bomb targeted a passing police patrol in the Karrada neighborhood around 11:15 a.m. Monday.
Iraqi men gather at the site where a car bomb killed four people in Baghdad, Iraq, Monday, June 9, 2008. Police say the bomb targeted a passing police patrol in the Karrada neighborhood. An army lieutenant was among the dead. At least seven other people were wounded, and many cars and shops were damaged.
An Iraqi policeman stands at the site where a parked car bomb killed four people in Baghdad, Iraq, Monday, June 9, 2008.
Iraqi army soldiers display a cache of weapons seized in a raid in the Shiite stronghold of Sadr City in Baghdad on Monday, June 9, 2008.
Iraqi security forces maintain a checkpoint in Amarah, 320 kilometers (200 miles) southeast of Baghdad, Iraq on Monday, June 16, 2008. While violence continues in Baghdad and north of the capital, Iraqi troops moved into place ahead of a new operation to the south in Amarah after Prime Minister Nouri al-Maliki gave Shiite militiamen there until Wednesday to surrender heavy weapons or face arrest.