Zelenskyy says three ‘shadow fleet’ vessels hit along with guided missile corvette; Ukrainian drones menace Moscow and surrounds. What we know on day 1,531 Zelenskyy says three ‘shadow fleet’ vessels hit along with guided missile corvette; Ukrainian drones menace Moscow and surrounds. What we know on day 1,531 Ukraine on Sunday launched a wave of strikes against Russian oil targets , hitting the key port of Primorsk on the Baltic Sea and three ships that Ukraine alleges were illegally used to