Iran and the United States have started in-depth negotiations in Oman over Tehran’s rapidly advancing nuclear program, talks that likely will hinge on the Islamic Republic’s enrichment of uranium

The U.S. and Iran will hold more nuclear talks after another round of meetings in Oman, which for the first time included technical discussions between the two sides regarding Tehran’s advancing

The United States and Iran on Saturday concluded their third round of "indirect" nuclear talks mediated by host Oman with both sides seeing progress in reaching a deal.