Iran nuclear deal: 'Agreement or collapse next week'
Iran's top nuclear negotiator Ali Bagheri Kani headed back to Tehran on Wednesday for final consultations.
Iran's chief nuclear negotiator Ali Bagheri Kani leaves after a meeting of the Joint Comprehensive Plan of Action (JCPOA) in Vienna, Austria, November 29, 2021.(photo credit: REUTERS/LISI NIESNER)ByLAHAV HARKOV, REUTERSUpdated: