Russian defense ministry officials on Sunday insisted that an airstrike on the port of Odesa — less than a day after Russia and Ukraine signed an agreement on resuming grain shipments from there — had hit only military targets. “In the seaport in the city of Odesa, on the territory of a shipyard, sea-based high-precision long-range missiles destroyed a docked Ukrainian warship and a warehouse with Harpoon anti-ship missiles supplied by the U.S. to the Kyiv regime,” ministry spokesman Igor Konashenkov said at a daily briefing. The Ukrainian military said on Saturday that Moscow had attacked Odesa’s sea port with...