What to know on the 21st day of the U.S. and Israel's war with Iran: The U.S.-Israel's war with Iran showed no signs of letting up Friday after nearly three weeks. Iran's theocratic regime has taken a beating but maintained its grip on power — and its chokehold on international energy markets through relentless strikes across the Persian Gulf. Iran struck a major Kuwaiti oil refinery for the second consecutive day, continuing its retaliation for Israel's attack on the South Pars natural gas