.Ukraine carries out one of its biggest-ever drone assaults on Russia CNNUkraine Strikes Moscow Oil Refinery in Substantial Drone Surge The Exchange JournalUkraine launches substantial drone attack on Russian power infrastructure The Washington PostRussia Hits Kharkiv Athletics Center After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Times.