Photo Gallery: Exodus from Iraq 05/23/2007
 Up to 2 million Iraqis have left the country in the last year. Over a million...
REUTERS

Up to 2 million Iraqis have left the country in the last year. Over a million more are displaced within Iraq, making it harder for aid groups to help them. Here, Shiite refugees care for their children in a camp in Baghdad in May.