The death of Iranian president Ebrahim Raisi has left a power vacuum to be filled in snap elections in less than 50 days. The death of the man once called the "butcher of Tehran" comes at low point in U.S.-Iran relations, and as the theocratic regime's legitimacy at home is under severe stress. In this episode, historians Gregory Brew of Eurasia Group and John Ghazvinian of the University of Pennsylvania discuss Raisi's legacy and how his death may influence the regime's stance on nuclear weapons development.