Harry talks with Karim Sadjadpour, a senior fellow at the Carnegie Endowment for International Peace and one of the country's foremost experts on Iran. Trump’s strikes on Iranian nuclear facilities at least damaged their targets and a ceasefire is holding. But will the U.S. strikes force Iran to abandon its drive for a nuclear weapon, or just fuel its desperation? Should the U.S. fear reprisals? And what would it take to bring real, lasting change to Iran? Sadjadpour offers some answers.