Damascus or Washington — which side will the YPG choose?

The PKK affiliate YPG has developed relations with the US, Russia and the Syrian regime, claiming significant territories in northern Syria. But a top US general says the time has come for the group to either be with Washington or join its rivals.
US ally the YPG is close to facing a dilemma after a top-ranked US military official ruled out the possibility of working with the militant group if it chose to normalise its relations with the Syrian regime, a Russian ally.