FILE - In this Saturday, Feb. 19, 2011 file photo, Iraqi orphans 

FILE - In this Saturday, Feb. 19, 2011 file photo, Iraqi orphans and widows chant slogans while carrying religious flags bearing the name of the prophet Mohammed, during a demonstration in Baghdad, Iraq. A study released Sunday by a global humanitarian aid organization concluded that three out of every five widows in Iraq lost their husbands in the years of violence that followed the 2003 invasion. (AP Photo/Khalid Mohammed, File)
Associated Press
FILE - In this Saturday, Feb. 19, 2011 file photo, Iraqi orphans and widows chant slogans while carrying religious flags bearing the name of the prophet Mohammed, during a demonstration in Baghdad, Iraq. A study released Sunday by a global humanitarian aid organization concluded that three out of every five widows in Iraq lost their husbands in the years of violence that followed the 2003 invasion. (AP Photo/Khalid Mohammed, File)
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