Axios reported that Qatari mediators held talks in Tehran for more than 12 hours on Friday to prepare the ground for the resumption of direct talks between the US and Iran. Negotiations continued in Doha on Saturday and a diplomatic source reported "positive progress". Two conflicting demands are still blocking the deal: the US wants a simultaneous nuclear waiver, and Iran sees the lifting of the blockade and the release of assets as a condition. So far, Axios has not announced any final agreement or the date of the American delegation's arrival in Doha. M.A.