US President Barack Obama leaves after making a statement on the situation in Iraq and in Ferguson, Missouri, at Martha's Vineyard, Massachusetts, on August 14, 2014. President Obama called Thursday for "peace and calm" in the Missouri town where the police shooting of an unarmed black youth has sparked angry protests. AFP PHOTO/Nicholas KAMM (Photo credit should read NICHOLAS KAMM/AFP/Getty Images)
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AFP NICHOLAS KAMM