AL QAYYARAH, IRAQ - NOVEMBER 10: A man tends to his flock of sheep their wool blackened by smoke and oil from burning oil wells, set on fire by fleeing ISIS members on November 10, 2016 in Al Qayyarah, Iraq. Many families have begun returning to their homes in recently liberated towns south of Mosul. Oil wells in the area that were set on fire by ISIS continue to burn blanketing the area in think clouds of smoke and oil. (Photo by Chris McGrath/Getty Images)
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Getty Images News Chris McGrath