Syria conflict - Aleppo's destruction seen from above

Syria's largest city Aleppo has been bitterly contested between rebels and government forces since 2012.

Years of fighting caused massive destruction, until a partial ceasefire took effect at the end of last month.

Drone footage reveals how much of the rebel-held eastern part of Aleppo - once Syria's commercial centre - now lies in ruins.

Video produced by: Mohamed Madi