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Iraqi refugees from Mosul at Khazir refugee camp outside Irbil, 217 miles (350 kilometers) north of Baghdad, Iraq, Friday, June 13, 2014. The Islamic State of Iraq and the Levant, the al-Qaida breakaway group, on Monday and Tuesday took over much of Mosul in Iraq and then swept into the city of Tikrit further south. An estimated half a million residents fled Mosul, the economically important city. (AP Photo)