AP Photo/Alaa al-Marjani
Shiite pilgrims are seen in Najaf, 100 miles south of Baghdad Iraq, Sunday, Feb. 8, 2009.
AP Photo/Karim Kadim
Ahmed Muhammad, 15, is treated for his wounds after a bombing that killed two pilgrims in Baghdad, Iraq, Sunday, Feb. 8, 2009.
AP Photo/Ahmed al-Husseini
Shiite pilgrims arrive in Karbala, 50 miles south of Baghdad, Iraq, Sunday, Feb. 8, 2009.
AP Photo/Ahmed al-Husseini
Shiite pilgrims arrive in Karbala, 50 miles south of Baghdad, Iraq, Sunday, Feb. 8, 2009. Shiites began their annual trek to Karbala to mark the end of 40 days of mourning following the anniversary of the seventh century death of Imam Hussein, a grandson of the Prophet Muhammad.
CBS
Family members are seen with a poster depicting the Iraqi journalist who threw shoes at former U.S. President George W. Bush Sunday, Feb. 8, 2009, in Baghdad, Iraq.
AP Photo/Karim Kadim
A young boy attends noon prayers in the Shiite stronghold of Sadr City in Baghdad, Iraq, Friday, Feb. 6, 2009. An Iraqi Shiite cleric loyal to anti-U.S. cleric told worshippers "fraud took place during elections."
AP Photo/Alaa al-Marjani
Men gather in a cafe to watch televised coverage of the results in Iraq's provincial elections in Najaf, 100 miles south of Baghdad, Thursday, Feb. 5, 2009.
AP Photo/Iraqi Government
U.N. Secretary-General Ban Ki-moon, left, and Iraqi Prime Minister Nouri al-Maliki, right, speak with reporters in Baghdad Friday, Jan. 6, 2009.
AP Photo/Yahya Ahmed
Kuestan Warand reacts as her husband Mazed Obed, injured in a suicide bombing, is treated at a hospital in Sulaimaniyah, 160 miles northeast of Baghdad, Iraq, Thursday, Feb. 5, 2009.
AP Photo/Yahya Ahmed
Khalid Maloud, injured in a suicide bombing, is treated at a hospital in Sulaimaniyah, 160 miles northeast of Baghdad, Iraq, Thursday, Feb. 5, 2009.
AP Photo/Loay Hameed
A nurse helps a US soldier with sterile covers for his boots, during a visit to a maternity hospital in Baghdad, Iraq, Wednesday, Feb. 4, 2009. US and Iraqi forces distributed gifts for the newborn babies in the government-owned hospital which reopened on Jan. 18 following refurbishment.
AP Photo/Karim Kadim
An Iraqi policeman raises the Iraqi flag at a ceremony transferring Joint Security Station al-Awad to Iraqi control near Taji, 12 miles north of Baghdad, Iraq, Wednesday, Feb. 4, 2009. The transfer of authority was part of the implementation of the security agreement between the U.S. and the government of Iraq.
AP Photo/Loay Hameed
Workers remove election campaign posters from a blast wall in Baghdad, Iraq, Monday, Feb. 2, 2009. The Iraq election commission said on Monday that the tally from a weekend election will still take two or three more days.
AP Photo/Khalid Mohammed
An Iraqi Army soldier stands guards during a handover ceremony for the al Adl shopping center from U.S. to Iraq control, in the al Adl neighborhood, Baghdad, Iraq, Monday, Feb. 2, 2009.
AP Photo/Maya Alleruzzo
U.S. Army Pfc. Jacob Porter from Sellersville, Pa. drinks one of two allotted beers at a dining facility while soldiers gather to watch the Super Bowl XLIII at Camp Victory in Baghdad, Iraq, Monday, Feb. 2, 2009. The "X" on his hand marks the first of his beers. The Super Bowl aired on satellite television in Iraq beginning at 2 a.m.
AP Photo/Khalid Mohammed
Iraqi security forces and U.S. Army soldiers stand guard at a checkpoint during the reopening of a street in the Kazimiyah area of northern Baghdad, Iraq, Tuesday, Feb. 3, 2009. The writing on the barrier reads: "Long live the Iraqi Army."
AP Photo/Khalid Mohammed
An Iraqi and a U.S. Army soldier stand guard next to a poster depicting radical Shiite cleric Muqtada al-Sadr during the reopening of a street in the Kazimiyah area of northern Baghdad, Iraq, Tuesday, Feb. 3, 2009.