"The Kurds are in a very difficult position, and the President [Donald Trump], as he spoke with President Erdogan, thinks that we, they were loyal to us, and we must make sure that they’re not harmed," Bolton told the Hugh Hewitt radio show. "We’d talk to the Russians about it, too, if need be."
Consequently, the United States continues military-to-military talks with Turkey and hopes to make progress on the matter, Bolton added.
Bolton's interview comes nearly a month after Trump declared that Daesh* in Syria has been defeated and decided to withdraw US troops from the country.
The Trump administration later changed its approach from an immediate pull out to a gradual and condition-based withdrawal, and the uncertainty the changes among US partners in the region have prompted new discussions on the further steps on resolving the Syrian crisis.
*Daesh [IS, ISIL, Islamic State] — a terrorist organization banned in Russia