Xinhua Middle East news summary at 2200 GMT, Aug. 4

TEHRAN -- A new round of talks on the revival of a 2015 nuclear deal between Iran and world powers began in Vienna on Thursday after a 150-day hiatus, according to Iran's official news agency IRNA.

The Iranian negotiating team, headed by Iran's chief nuclear negotiator Ali Bagheri Kani, held a meeting with the Russian delegation led by Mikhail Ulyanov, Russia's permanent representative to international organizat