Two Iraqi women chat at a grocery store in Baghdad, Iraq, Sunday, March 22, 2009.
A street vendor grills fish in central Baghdad, Iraq, Sunday, March 22, 2009.
Tina Townsend Greaves, from the U.K., takes a photo during a visit to the crossed swords monument in the Green Zone in Baghdad, Iraq, Saturday, March 21, 2009.
Iraqi Army soldiers pose for a photograph with Tina Townsend Greaves, from the U.K., during her visit to the Ctesiphon Arch, a Persian ruin on the Tigris River near Salman Pak, once one of Iraq's most dangerous towns south of Baghdad, Saturday, March 21, 2009.
Shiites loyal to anti-American cleric Muqtada al-Sadr take to the streets in Shu'la neighborhood to protest the arrest of senior Shiite cleric Sheik Raad al Hussieny in a raid by U.S. and Iraqi soldiers in Baghdad, Iraq, Friday, March 20, 2009.
U.S. Army soldiers stroll past two bronze busts of former Iraqi president Saddam Hussein in the Green Zone in Baghdad, Friday, March 20, 2009, on the sixth anniversary of the U.S.-led invasion of Iraq. The war began with a missile and bombing attack on south Baghdad before dawn on March 20, 2003.
With Iraq's national flag flying above them followers of radical Shiite cleric Muqtada al-Sadr gather for Friday prayers in the Sadr City neighborhood in Baghdad, Iraq, Friday, March 20, 2009. An anti-US rally followed the prayers, marking the 6th anniversary of the invasion of Iraq.
U.S. Army soldiers and Iraqi national policemen inspect weapons seized by Iraqi security forces during recent operations in Baladiyat, an eastern neighborhood of Baghdad, Iraq, Thursday, March 19, 2009.
Members of the Sabean Mandaeans, a pre-Christian sect that follow the teachings of John the Baptist take part in a bathing ritual on the banks of the Tigris river in Baghdad, Iraq, Thursday, March 19, 2009 to mark Eid-Al khaiqeh (creation of the world) which they celebrate as a five day holiday.
An Iraqi worker holds two skulls discovered in a mass grave dating back to Saddam Hussein's regime, in Basra, southern Iraq, Thursday, March 19, 2009.
U.S. soldiers, left, seen behind freed Iraqi prisoner Obeid Latif, second right, as he embraces his daughter Nabieh Obeid, with his children Jalal, center and Besmeh, center left, after being released at the Um Al-Quraa mosque in western Baghdad, Iraq, Thursday, March 19, 2009.
Iraqi boys walk among the debris of the former military base of Al-Rashid in Baghdad, Iraq, Wednesday, March 18, 2009. Six years after the U.S. invaded Iraq, the end of America's costly mission is in sight, but the future of this tortured country is much less clear.
An Iraqi man cleans up damage after a mortar attack in Baghdad, Iraq, Wednesday, March 18, 2009. Three civilians were injured when a mortar round landed in the Karrada area Tuesday, police said.
An Iraqi police officer inspects weapons seized by Iraqi security forces during recent operations in Baladiyat, an eastern neighborhood of Baghdad, Iraq, Tuesday, March 17, 2009.
Iraqi shop owners clean up damage after a mortar attack in Baghdad, Iraq, Wednesday, March 18, 2009. Three civilians were injured when a mortar round landed in the Karrada area Tuesday, police said.
Iraqi men clean up damage in Baghdad, Iraq, Wednesday, March 18, 2009, after a mortar attack in the Karrada area, downtown Baghdad, Tuesday, injuring three civilians, police said.
U.S. Army soldier, left, and an Iraqi army soldier, right, patrol as an Iraqi female employee passes by during a ceremony where the U.S. Army gave 2 bulldozers to the Baghdad municiplity at Yarmouk joint security center on Monday, March 16, 2009.
U.S. Army vehicles patrol under massive swords that come together to make the Victory Monument, commemorating war between Iran and Iraq from 1980-88, during a ceremony where the U.S. army gave 2 bulldozers to the Baghdad municipality, at Yarmouk joint security center, in Baghdad, Iraq, on Monday, March 16, 2009.
An Iraqi police officer takes census information from a family during a joint search operation with U.S. troops in southwestern Mosul, Iraq, Monday, March 16, 2009.
Detainees pray at a U.S. military detention facility Camp Bucca, Iraq, Monday, March 16, 2009. The United States aims to shut down its largest detention center, Camp Bucca, by 2010. More than 9,600 detainees who were captured as national security threats over the last four years are still being held there; at its peak, the prison located 340 miles southeast of Baghdad held 26,000 detainees.