Eleven Iraqi regular forces were killed while more than 10 were injured in an explosion of a tunnel under buildings in old Aleppo, Syrian Observatory for Human Rights said on Thursday. The explosion led to the destruction of many buildings. This is the third time to explode tunnels under buildings in Aleppo Province. Helicopters dropped many barrel bombs on areas in Al-Atareb town in which three civilians, including a child, were killed, while others were injured. Violent clashes are taking place between regime forces and Jabhat Al-Nusra in old Aleppo. Source: MENA