Iran will hold talks in Istanbul on Friday with European parties to their now-moribund 2015 nuclear deal, two European and an Iranian diplomatic source said on Tuesday,

Plus, Badar Khan Suri, the Georgetown University scholar who was targeted for deportation by the Trump administration is released from federal custody.

Vice President JD Vance said an Iranian nuclear weapon is "off the table" for the Trump administration before talks in Oman, with "complete cessation" the goal.

Saudi Arabia fully supports the U.S.-Iran nuclear talks and hopes for positive results, the kingdom's foreign minister Prince Faisal bin Farhan Al-Saud said on Wednesday.

Trump said he was not surprised Russian President Vladimir Putin will be a no-show for anticipated peace talks with Ukraine in Turkey this week.

The two sides remain divided on the key question of whether Tehran will be allowed to enrich its own uranium as they meet for their fourth round of negotiations on Sunday.

A fourth round of talks between the US and Iran on Iran’s nuclear program have begun in Oman, according to Iranian state media, with the two sides aiming to overcome divisions that could scupper the tentative negotiations.

The United States is no longer demanding Saudi Arabia normalise ties with Israel as a condition for progress on civil nuclear cooperation talks, two sources with knowledge of the matter told Reuters ahead of U.