John Avlon  welcomes CNN’s Christiane Amanpour for a conversation about Iran’s latest uprising, the regime’s crackdown tactics, and what—if anything—could make this moment different from past protests. They weigh the risks of outside intervention, from military strikes to cyber operations, the shadow of the 1953 Mossadegh coup and the 2009 Green Movement, and the challenges of identifying a credible transition path amid competing opposition figures and regional power plays