The senior U.S. official said the third round of talks lasted over four hours and included direct and indirect engagement between the U.S. and Iranian teams. Araghchi said in a briefing with his traveling press that he is satisfied with the progress and pace of the negotiations and stressed both sides are serious. "Some differences are serious, some less so. I'm hopeful about reaching a deal, but yet cautious," Araghchi added (Read more at Axios).
