A man is hugged by a relative as he is released from U.S. custody in Tarmiyah, 30 miles north of Baghdad, Iraq, Sunday, May 10, 2009. Some 34 detainees were released by the U.S. military in Tarmiyah Sunday.
Iraqi security forces inspect a vehicle damaged in a roadside bomb blast in central Baghdad, Iraq, Sunday, May 10, 2009. A roadside bomb targeting a police patrol went off in central Baghdad's Karrada neighborhood, injuring four police officers.
An Iraqi street vendor takes a break as he sells books on a street in central Baghdad, Iraq, Sunday, May 10, 2009.
A girl observes a U.S. army soldier from the 82nd Airborne Brigade as his unit secures a street in Baghdad, Iraq, Saturday, May 9, 2009. The U.S.-Iraq security agreement that took effect this year calls for American combat troops to leave urban areas by the end of June, with all U.S. forces out of the country by the end of 2011.
People burn a piece of canvas with imprints of the U.S. flag after traditional open-air prayers in Baghdad's Shiite enclave of Sadr City, Iraq, Friday, May 8, 2009.
Dima Muhammed, 25, right, and Nabil Najam, 39, get ready to cut their wedding cake with a sword in Baghdad, Iraq, Thursday, May 7, 2009.
Shiite believers pray on the street during traditional open-air prayers in Baghdad's Shiite enclave of Sadr City, Iraq, Friday, May 8, 2009.
Iraqi army soldiers simulating injuries are assessed by their colleagues as a U.S. army soldier, left, watches during a training course in an Iraqi military camp in Baghdad, Iraq, Wednesday, May 6, 2009.
Iraqi policemen view a vehicle destroyed in a car-bomb explosion in central Baghdad, Iraq, Wednesday, May 6, 2009.
An Iraqi policeman stands guard in front of a vehicle destroyed in a car-bomb explosion in central Baghdad, Iraq, Wednesday, May 6, 2009.
People gather around a marketplace damaged in a car-bomb explosion in Baghdad, Iraq, Wednesday, May 6, 2009.
Habib Abdul Sada, 55, right, and his children, from left to right, Zainab, 6, Fatima, 14, Mariam, 7, and Ahmed, 12, sit down to have dinner made from leftovers collected from restaurants and garbage bins in Baghdad, Iraq, Monday, May 4, 2009.
A thick sandstorm covers the Firdous Square and the 14th of Ramadan mosque in central Baghdad, Iraq, Tuesday, May 5, 2009.
An Iraqi army soldier inspects the aftermath of a car bombing in Baghdad, Iraq, Monday, May 4, 2009. A car bomb exploded Monday near the Oil Ministry in Baghdad, killing one police officer and wounding three others, according to Iraqi police and hospital officials.
An Iraqi army soldier inspects the aftermath of a car bombing in Baghdad, Iraq, Monday, May 4, 2009.
A boy inspects the aftermath of a car bombing in Baghdad, Iraq, Monday, May 4, 2009.