U.S. cannot back Syrian forces who align with Assad: U.S. commander- Reuters

 The United States will have to sever its military assistance to the Kurdish-led Syrian Democratic Forces (SDF) battling Islamic State if the fighters partner with Syrian President Bashar al-Assad or Russia, a senior U.S. general said on Sunday.

https://www.reuters.com/article/us-mideast-crisis-syria-usa/u-s-cannot-back-syrian-forces-who-align-with-assad-u-s-commander-idUSKCN1Q60OI