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US President Barack Obama leaves after addressing the situation in Iraq in the State Dining Room at the White House in Washington, DC, August 7, 2014. Obama said he authorized air strikes and relief supply drops in Iraq to prevent "genocide" by Islamist extremists against minorities. "We can act, carefully and responsibly, to prevent a potential act of genocide," Obama said, in an address as he announced military action. At top is a portrait of 16th US President Abraham Lincoln.    AFP PHOTO / Saul LOEB        (Photo credit should read SAUL LOEB/AFP/Getty Images)
US President Barack Obama leaves after addressing the situation in Iraq in the State Dining Room at the White House in Washington, DC, August 7, 2014. Obama said he authorized air strikes and relief supply drops in Iraq to prevent "genocide" by Islamist extremists against minorities. "We can act, carefully and responsibly, to prevent a potential act of genocide," Obama said, in an address as he announced military action. At top is a portrait of 16th US President Abraham Lincoln.    AFP PHOTO / Saul LOEB        (Photo credit should read SAUL LOEB/AFP/Getty Images)

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