Part 1: 'Russia must act in Syria' – U.S. Senator John Kerry tells Christiane Amanpour that Russia must become more active in order to stop the Assad regime. Part 2: Inside Iran's inner circle – Hossein Mousavian, the Iranian insider and Princeton Associate Research Scholar talks to CNN's Christiane Amanpour. Part 3: Persian carpets feel … Continue reading FULL-LENGTH EDITION: Inside Iran's inner circle