What next for Iran after President Raisi's death?

Ebrahim Raisi stood close to the pinnacle of power in the Islamic Republic and was widely tipped to rise to its very top.

A dramatic turn dealt him a different hand.

His death in a helicopter crash on Sunday has upended the growing speculation over who will eventually replace the 85-year-old Supreme leader, Ayatollah Ali Khamenei, whose own health has lon…