Iranian worshippers chant slogans in an anti-Israeli gathering after their Friday prayer in Tehran, Iran, Friday, April 19, 2024. An apparent Israeli drone attack on Iran saw troops fire air defenses at a major air base and a nuclear site early Friday morning near the central city of Isfahan, an assault coming in retaliation for Tehran's unprecedented drone-and-missile assault on the country. The poster at right shows the late revolutionary founder Ayatollah Khomeini. (AP Photo/Vahid Salemi)