Is There a Good Plan B to Restore the JCPOA?

Former Israeli officials say the nuclear deal with Iran worked and that there is no good plan B if the efforts to restore the JCPOA collapses. Former Iranian diplomat Hussein Musavian: "The end game, the best would be really to go to revive the nuclear deal first" We're joined on stage by a North Korean defector and a cybersecurity expert who tracks hackers. There's even some advice about trying to keep yourself safe from hackers online.