The U.S. military says it has fired on a merchant vessel attempting to breach its blockade of Iranian ports, while Iran targeted American strongholds around the Persian Gulf. Meanwhile, Saudi Arabia struck the port city of Hodeida in Yemen. The conflict shows no signs of easing after 13 nights of strikes. U.S. embassies in the Middle East have warned Americans that options to leave could become limited. Iran’s Revolutionary Guard advised residents of neighboring countries to avoid bases with U.S. troops. The Strait of Hormuz remains a focal point, with its closure causing economic turmoil. Diplomatic efforts appear stalled, with no signs of progress in negotiations.