Speaking on condition of anonymity, US officials said he reached out to his counterparts Mohammad Javad Zarif and Adel Al-Jubeir as the crisis triggered by the Saudi execution of a Shiite cleric threatens to escalate.
UN Syria envoy heads to Saudi Arabia, Iran
The UN peace envoy for Syria was traveling to Saudi Arabia on Monday ahead of a visit to Iran for talks aimed at defusing tensions between the two regional heavyweights, the UN spokesman said.Staffan de Mistura was due to arrive in Riyadh later Monday.