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Gen. McCaffrey: Not much US can do

10:37 AM ET Wed, 18 June 2014

Iraq is likely to continue to come apart in a sectarian war, says Gen. Barry McCaffrey, discussing the reality on the ground in Iraq and explaining why he thinks the conflict is a long-term threat to the United States. McCaffrey says the ability of the U.S. military to influence events in this conflict is limited.