Some Iranians said on social media that they were privately mourning the supreme leader. But displays of exuberance broke out in cities across the country. Large crowds of Iranians poured into the streets of Tehran and other cities across Iran overnight, celebrating the news that Iran’s supreme leader, Ayatollah Ali Khamenei, had been killed during a day of coordinated U.S. and Israeli attacks. The ayat... [1753 chars]