Iran's President Ebrahim Raisi, second left, with members of his delegation at the site of Qiz Qalasi, the third dam jointly built by Iran and Azerbaijan on the Aras River. AFP
Iran's President Ebrahim Raisi, second left, with members of his delegation at the site of Qiz Qalasi, the third dam jointly built by Iran and Azerbaijan on the Aras River. AFP

Who were the officials who died with Iran's President Raisi in the helicopter crash?