At the narrow throat of the Strait of Hormuz — the passage through which a fifth of the world's oil has long flowed — Iran and the United States exchanged strikes, seizures, and competing narratives on Tuesday, each action answered by another in a cycle that is reshaping both regional security and global energy markets. Iran's Revolutionary Guards claimed the capture of an American underwater drone and the downing of a surveillance aircraft, while the United States destroyed five Iranian tankers in retaliation for missile attacks on its warships, and Iran answered with ballistic missiles on a