Syrian opposition sources said Tuesday more than 50 civilians were killed in airstrikes carried out by Syria and Russian warjets on western countryside of Aleppo.

Meanwhile, drones of the international coalition against Daesh hit a vehicle in western Idlib killing all its passengers.

Syrian sources also said Russian planes fired repellent rockets on residential areas in western Alepp countryside, leaving a number of civilians killed or injured.

Earlier on Monday, the Syrian Observatory for Human Rights reported the killing of at least 12 civilians, including five children, in airstrikes on northern Aleppo.

Eastern districts of Aleppo have been under attacks by the Syrian army in a bid to retake it since September 22. 

The shelling claimed the lives of more than 400 people, according to SOHR.

Source: MENA