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

Russian President Vladimir Putin discussed Iran's nuclear program on Tuesday at talks with the visiting Sultan of Oman, state news agency TASS quoted a Kremlin official as saying. Oman has been involved in mediating between Iran and the United States as President Donald Trump seeks an agreement that would prevent Tehran from developing a nuclear weapon.

Negotiations between Iran and the United States over Tehran's rapidly advancing nuclear programme will return Saturday to the secluded sultanate of Oman, where experts on both sides will start hammering the technical details of any possible deal.