The death of Iran’s president is unlikely to lead to any immediate changes in Iran’s ruling system or to its overarching policies, which are decided by Supreme Leader Ayatollah Ali Khamenei. But Ebrahim Raisi was seen as a prime candidate to succeed the 85-year-old supreme leader. His death Sunday in a helicopter crash makes it more likely that the job could eventually go to Khamenei’s son. Associated Press reporter Joseph Krauss explains.