Thousands flee regime advances in Syria Tens of thousands of refugees are streaming towards Turkey as Syrian government forces, backed by Russian airstrikes, press home their attacks against rebel fighters around the city of Aleppo Approximate areas of control: As of February 5 Syrian army and allies So-called Islamic State (Daesh) Areas captured by Syrian army, Feb 2-5 Rebels Kurdish forces TURKEY Feb 5, Bab al-Salam: Up to 70,000 refugees massed at border crossing after fleeing fighting in Aleppo Azaz Afrin Kafr Naya Nubl Zahraa Hraytan Kafr Hamra Aleppo Aleppo airport SYRIA Hetemlat Tal Rifat Marea Feb 3: Syrian forces sever main supply route from Turkish border,cutting off rebels in Aleppo andlifting long-running siege of Shiavillages of Nubl and Zahraa Al Bab Sheikh Najjar Al Sin Kweres airbase TURKEY SYRIA Detail map LEBANON Damascus JORDAN IRAQ 200km 120 miles 10km 6 mile Sources: Twitter, wire agenciess