According to the UNHCR 2.5 million Syrians have fled to neighboring countries since the conflict there began. Over 800 000 of them are now in Turkey. Ankara has maintained an open door policy, but the poorest refugees are often living in the streets, and forced to beg. Some Turks are increasingly exasperated by the situation - and the local authorities in Istanbul are taking drastic measures. Our team in Istanbul sent this report.