Mr. Trump’s chief envoy to the talks, Steve Witkoff, has also sent mixed signals over what the United States wants. Over the past week, he has moved from suggesting Iran could have a limited nuclear program to saying Iran needed to fully dismantle it.

Rome - A second round of U.S.-Iran nuclear talks are underway, this time in Rome, with President Trump's envoy Steve Witkoff and Iranian Foreign Minister Abbas Araghchi leading the delegations. Why it matters: The talks are taking place with debate still raging within the Trump administration — and between the U.

The United States and Iran are due to hold their second round of nuclear talks on Saturday, as what both sides are looking for in a deal begins to take shape.