.Ukraine carries out some of its biggest-ever drone attacks on Russia CNNUkraine Hits Moscow Oil Refinery in Substantial Drone Onslaught The Commercial JournalUkraine dispatches large drone strike on Russian energy framework The Washington PostRussia Strikes Kharkiv Sports Middle After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Times.