Thomas Pierret

Two alliances of Syrian rebels battled to advance in government-held western Aleppo on Saturday, seizing an army barracks in one district but losing ground in others, in some of the fiercest fighting in the city since the conflict began.

Two alliances of Syrian rebels battled to advance in government-held western Aleppo on Saturday, seizing an army barracks in one district but losing ground in others, in some of the fiercest fighting in the city since the conflict began.