DUBAI, United Arab Emirates — Iran’s supreme leader prayed Wednesday over the coffins of the country’s late president, foreign minister and other officials who were killed in a helicopter crash earlier this week. Later, hundreds of thousands of people followed a procession honoring the dead down Tehran’s main boulevard. [time-brightcove not-tgx=”true”] Iran’s Shiite theocracy views mass demonstrations as crucial evidence of its legitimacy and the people’s support. Still, Wednesday’s funeral service for President Ebrahim Raisi and others saw a turnout that onlookers described as noticeably lower than the 2020 procession honoring Revolutionary Guard general Qassem Soleimani, who was killed in a U.S.