.Ukraine carries out one of its own biggest-ever drone attacks on Russia CNNUkraine Strikes Moscow Oil Refinery in Large Drone Plethora The Commercial JournalUkraine catapults enormous drone assault on Russian electricity infrastructure The Washington PostRussia Strikes Kharkiv Athletics Midpoint After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Moments.