A convoy of pro-Syrian government fighters flashing the victory sign upon arriving in Syria's northern region of Afrin, with a portrait of the Kurdistan Worker's Party (PKK) leader Abdullah Ocalan seen on a banner in the background. George Ourfalian / AFP
A convoy of pro-Syrian government fighters flashing the victory sign upon arriving in Syria's northern region of Afrin, with a portrait of the Kurdistan Worker's Party (PKK) leader Abdullah Ocalan seeShow more
Turkey warns pro-Syrian forces in Afrin of 'serious consequences'
Arrival of Damascus-backed militias opens door to more violence
