Mojtaba Khamenei delivered his first message since becoming Iran’s supreme leader, declaring that the strategically vital Strait of Hormuz will remain closed as tensions escalate across the Persian Gulf. The statement, read by an anchor on Iranian state television, marked the first public communication attributed to Khamenei since he succeeded his father, Ali Khamenei, who was killed in strikes tied to the expanding conflict involving the United States and Israel. Khamenei has not appeared publicly since taking power, and his location and health remain uncertain amid reports he may have been wounded during earlier U.S. and Israeli strikes. Analysts say...