The reported strike comes two nights after Ukrainian forces launched a joint attack against the refinery that allegedly damaged multiple on-site facilities.

As snow fell in a wooded area of Ukraine, the long-range attack drones accelerated one by one down an unlit, abandoned road and their whirring engines propelled them into the night sky. The unmanned a

Ukraine claimed Saturday to have struck one of Russia’s largest oil refineries in a drone attack, starting a fire at the facility more than 700 miles into Russian territory.