Russian warplanes have bombed parts of Aleppo for the first time since 2016 after rebels seized most of the city. The outburst of fighting in the past few days follows a relative lull in Syria's civil war.

Syrian opposition fighters on Friday entered some areas inside Syria's second-largest city of Aleppo for the first time in years, activists and rebels said. "The rebels have entered areas inside the city of Aleppo for the first time since 2016,

Jihadists and their Turkish-backed allies shelled Syria's second city Aleppo on Friday, in a major offensive against government troops that has sparked some of the deadliest fighting the country has seen in years.