The person close to US mediator Steve Witkoff spoke on condition of anonymity to discuss the closed-door talks.

Negotiations between Iran and the United States over Tehran’s rapidly advancing nuclear program are to return to the secluded sultanate of Oman

Iran and the U.S. began negotiations in Oman on Saturday over Tehran's advancing nuclear program, and the talks will likely depend on the Islamic Republic's enrichment of uranium. According to Iranian state media,