.Ukraine carries out one of its biggest-ever drone assaults on Russia CNNUkraine Hits Moscow Oil Refinery in Huge Drone Barrage The Commercial JournalUkraine launches gigantic drone strike on Russian electricity commercial infrastructure The Washington PostRussia Hits Kharkiv Sports Midpoint After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Times.