FILE – The sun sets behind the Palais Coburg where closed-door nuclear talks take place in Vienna, Austria, Aug. 5, 2022. Talks to revive Tehran’s tattered nuclear accord with world powers in Vienna ended Monday, Aug. 8, 2022, as the parties closed a final text and the Iranian negotiator prepared to return to his capital, diplomats said. (AP Photo/Florian Schroetter, File)