An Iraqi man sells protective face masks on a street in central Baghdad, Iraq, during a sandstorm, on Sunday, May 25, 2008.
A U.S. military helicopter fires flares while flying over the outskirts of Baghdad, Iraq, on Saturday, May 24, 2008.
A crewmember of a U.S. military helicopter stands near a helicopter silhouetted with dusts that just landed in Karbala, 50 miles south of Baghdad, on Saturday, May 24, 2008.
Iraqi special police officers capture an Iraqi man after explosive devices were found on him in Mosul, 225 miles northwest of Baghdad, Iraq, on Saturday May 24, 2008.
A U.S. soldier of 4th Infantry Division, 42nd Field Artillery, patrols the Sheik Marouf neighborhood, Karkh district, Baghdad, Iraq, on Friday, May 23, 2008.
Former insurgents line up at a U.S. military base in Balad, 50 miles north of Baghdad, Iraq, Thursday, May 22, 2008. The U.S. military said more than 140 suspected insurgents turned themselves over to the authorities after the resolution of a standoff involving three tribal leaders. American officials said it was a significant step toward reconciliation in the area that has been one of the hardest to control in Iraq.
Spc. John Craig from Texas, a member of 4th Infantry Division, 42nd Field Artillery is seen during a patrol in the Karkh district, Baghdad, Iraq, on Thursday, May 22, 2008.
Iraqi policemen guard arrested suspects in the northern Iraqi city of Mosul, Thursday, May 22, 2008. Some 1,300 people were detained since the start of Iraqi army operations in Mosul last week. Mosul, 225 miles northwest of Baghdad, has been the most prominent al Qaeda urban stronghold in Iraq. Writings on the wall are anti-terrorist slogans.
A shop owner makes traditional Iraqi souvenirs in central Baghdad, Iraq, Wednesday, May 21, 2008.
U.S. soldiers of 4th Infantry Division, 42nd Field Artillery, inspect the ruins of a damaged car after a car bomb explosion, in the Ramaniyah neighborhood of the Karkh district, Baghdad, Iraq, Wednesday, May 21, 2008.
An Iraqi girl walks as U.S. soldiers of 4th Infantry Division, 42nd Field Artillery, patrol in the Ramaniyah neighborhood of the Karkh district, Baghdad, Iraq, on Wednesday, May 21, 2008.
Iraqi boys swim in a pond by a house destroyed in recent fighting in the Shiite enclave of Sadr City in Baghdad, Iraq, Tuesday, May 20, 2008. An Iraqi military spokesman said Tuesday that Iraqi troops have moved into Baghdad's Shiite militia stronghold of Sadr City to seize control.
Iraqi soldiers stand guard in the Shiite enclave of Sadr City in Baghdad, Iraq, Tuesday, May 20, 2008. An Iraqi military spokesman said Tuesday that Iraqi troops have moved into Baghdad's Shiite militia stronghold of Sadr City to seize control.
Iraqis on a horse-drawn cart pass a wall built recently by the American forces in the Shiite enclave of Sadr City in Baghdad, Iraq, Tuesday, May 20, 2008. An Iraqi military spokesman said Tuesday that Iraqi troops have moved into Baghdad's Shiite militia stronghold of Sadr City to seize control.
U.S. soldiers of 1st Brigade Combat team, 4th Infantry Division, 4th Batallion, 42nd Field Artillery, patrol in the Karkh neighborhood of Baghdad, Iraq, on Monday, May 19, 2008.
An Iraqi child looks out from the window of his home, as an American patrol passes by, in the Karkh neighborhood of Baghdad, Iraq, on Monday, May 19, 2008.
U.S. soldiers of 1st Brigade Combat team, 4th Infantry Division, 4th Batallion, 42nd Field Artillery, are reflected on a mirror as they patrol in the Karkh neighborhood of Baghdad, Iraq, on Monday, May 19, 2008.
People search through the rubble of a house destroyed in recent fighting between the U.S. troops and Mahdi Army in the Shiite stronghold of Sadr City in Baghdad, Iraq, Monday, May 19, 2008.
Kyle Jackson of Houston, of 1st Brigade Combat team, 4th Infantry Division, 4th Batallion, 42nd Field Artillery, searches an Iraqi house during a patrol in the Karkh neighborhood of Baghdad, Iraq, on Monday, May 19, 2008.
A U.S. soldier of 1st Brigade Combat team, 4th Infantry Division, 4th Batallion, 42nd Field Artillery, walks next to a shop during a patrol in the Karkh neighborhood of Baghdad, Iraq, on Monday, May 19, 2008.