.Ukraine carries out among its biggest-ever drone attacks on Russia CNNUkraine Attacks Moscow Oil Refinery in Massive Drone Assault The Exchange JournalUkraine launches massive drone strike on Russian power facilities The Washington PostRussia Attacks Kharkiv Athletics Center After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Moments.