Thousands of mourners packed the streets of the Iranian holy city of Mashhad on Thursday (May 23) for the funeral of President Ebrahim Raisi, who was killed four days ago in a helicopter crash, footage broadcast by Iranian media showed.

63-year-old Raisi was widely seen as a candidate to succeed Supreme Leader Ali Khamenei, who wields ultimate power in Iran.

The country has installed an interim president until the upcoming election, scheduled for June 28.

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