This is coolbert:
The German Deutsche Welle claims as many as 200,000 have fled the approach of ISIL. That might include all persons and not merely Yazidi.
"Iraq's Yazidis in danger"
"Iraqi and American authorities are rushing to arrange airdrops of food and water to the Yazidis as tens of thousands of followers of the secretive religion flee fundamentalist gunmen who took over the Iraqi town of Sinjar on August 3rd. A Yazidi elder reached by phone said they were trying to climb high enough into the nearby mountains that members of the Islamic State would not follow."