AMMAN, Jordan - Tens of thousands of Syrian refugees have streamed over the Iraqi border since Thursday, fleeing internecine fighting between local Kurdish authorities, the Free Syrian Army and al-Qaeda affiliates as they all vie for control of the strategic corridor in northeastern Syria.On Monday, 3,000 Syrians crossed the border in what has been a total exodus of 30,000 in five days, one of the biggest such movements since the country’s conflict began. Iraqi officials and the UN are warning of a looming humanitarian crisis.
