Germany’s open-door policy to refugees appears to be unravelling tonight after the country reinstated border controls to curb the overwhelming influx of migrants. Europe’s top economy halted all trains from Austria and, in an historic move, temporarily suspended the open borders Schengen Agreement in response to the arrival of tens of thousands of Syrian refugees in recent days. The decision marks a dramatic shift away from the current abolishment of passport checks throughout Europe's Schengen zone. The Interior Minister did not specify how long the border controls would remain in place or give details of exactly how incoming migrants would...