Antony Blinken is the first U.S. official to confirm contact between the Biden administration and the rebel coalition that ousted Bashar al-Assad from power.
The biennial talks, known as COP 16, attempted to create strong global mandates to legally bind and require nations to fund early warning systems and build resilient infrastructure in poorer countries.
A U.S. defense official told CBS News that Travis Timmerman was flown out of Syria and into Jordan by the U.S. military and handed over to the State Department.