Qatari mediators led by a senior adviser to Qatar's Prime Minister held over 12 hours of talks to restart direct U.S.-Iran negotiations

From the articleQatari mediators return to Tehran to push for US-Iran deal, official saysAlso in Qatari officials in Iran in bid to revive ceasefire deal with US, Qatar pushes for US-Iran deal before midterms; holds marathon talks: Report, Qatari Delegation in Tehran for Talks as US Strike Fears Mount, Qataris hold marathon talks in Tehran in bid for U.S.-Iran deal before midterms