Doha, Oct. 31 -- An American delegation is expected to join Iranian officials for direct talks in Doha following a reported breakthrough in indirect negotiations between Washington and Tehran, The Times of Israel reported, citing the Qatari newspaper Al-Araby Al-Jadeed.

According to the report, citing sources close to mediation efforts led by Qatar and Pakistan, the two sides have reached an understanding on preliminary measures concerning Iran's nuclear programme, navigation through the Strait of Hormuz and financial incentives for Tehran. China and Russia are also reportedly expected to serve as guarantors of any agreement.

The reported progress follows more than 12 hours of discussions between Qatari mediators and Iranian officials i...