Nadergholi Ebrahimi has asked Supreme Leader Khamenei to rethink Iran's nuclear policy if negotiations with the U.S. collapse.

President Trump’s Middle East envoy Steve Witkoff suggested during a recent interview that the United States could walk away from ongoing nuclear talks with Iran if no progress ensues after the

Though Tehran and Washington both have said they prefer diplomacy to resolve the decades-long dispute, they remain deeply divided on several red lines that negotiators will have to circumvent to reach a new nuclear deal and avert future military action.