US Army soldiers stand during ceremonies marking the end of US military mission in Baghdad, Iraq, Thursday, Dec. 15, 2011. After nearly nine years, 4,500 American dead, 32,000 wounded and more than $800 billion, U.S. officials formally shut down the war in Iraq a conflict that U.S. Defense Secretary Leon Panetta said was worth the price in blood and money, as it set Iraq on a path to democracy. (AP Photo/Khalid Mohammed)
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