.Ukraine carries out one of its biggest-ever drone attacks on Russia CNNUkraine Hits Moscow Oil Refinery in Huge Drone Plethora The Wall Street JournalUkraine launches enormous drone attack on Russian electricity facilities The Washington PostRussia Hits Kharkiv Athletics Core After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Moments.