An Ukrainian source told Reuters that the Ukrainian Security Service conducted a drone attack on the Illarionovsk Oil Refinery in the Krasnodar region of southern Russia, resulting in a large fire at the site today, Friday. The source, who requested anonymity, stated that drones belonging to the Ukrainian Security Service also attacked a nearby Afipsky refinery, but the results of the operation are still being clarified. Local authorities in Russia earlier reported that a fire broke out at the Illarionovsk refinery and was extinguished within about two hours. No details were provided regarding the cause of the fire or its impact on the refinery's production.