FILE - Rescue teams vehicles are seen near the site of the incident of the helicopter carrying Iranian President Ebrahim Raisi in Varzaghan in northwestern Iran on May 19, 2024. While the cause of the May 19 crash remains unknown, the sudden death of the hard-line protégé of Iranian Supreme Leader Ayatollah Ali Khamenei exposed the contradictions and challenges facing the country's Shiite theocracy. (Azin Haghighi, Moj News Agency via AP, File)