DAMASCUS U.S. envoy for Syria Tom Barrack has said that the YPG-led Syrian Democratic Forces (SDF) has been “slow” in negotiation with the Syrian government over an integration deal, noting that federalism “does not” work in Syria. “I think SDF has been slow in accepting and negotiating and moving towards that, and my advice to them is to speed that,” said Barrack, who also serves as U.S. ambassador to Türkiye. “There is only one road and that road is to Damascus.” His remarks came after Syrian