Delegations from the United States and Iran concluded indirect talks in the Gulf Arab state of Oman Friday.

The U.S. and Iran have agreed to hold talks in Oman on Friday, officials for both sides said, even as they remained at odds over Washington's insistence that negotiations include Tehran's missile arse...

US President Donald Trump warned Iran’s supreme leader should be “very worried,” as both sides prepare for their first formal negotiations since the US bombed Tehran’s nuclear program last year.