Iranian officials increasingly have threatened that they could pursue a nuclear weapon. Oman did not immediately acknowledge its hosting of the Sunday talks. Lee reported from Washington.

Iran has agreed to hold a fourth round of nuclear talks with the United States on Sunday in Oman, Foreign Minister Abbas Araqchi said on Friday, adding that the negotiations were advancing. U.S. President Donald Trump,

By bnm Tehran bureau A new round of nuclear negotiations between Iran and the United States will take place on May 11 in Muscat, Oman on May 9 confirming previous IntelliNews reports. This fourth round of talks comes amid growing disagreements between Washington and Tel Aviv over addressing Iran's nuclear programme.