Iran launched a wave of one-way drones targeting a U.S.-linked commercial vessel, escalating tensions in the Gulf before American forces responded with strikes on Iranian military infrastructure, American military said. U.S. forces also targeted an Iranian ground control station in Bandar Abbas that American officials claimed was preparing to launch a fifth drone. The U.S. described the strikes as “measured” and “purely defensive,” saying the actions were aimed at preserving the ceasefire. Watch.