.Ukraine carries out among its biggest-ever drone assaults on Russia CNNUkraine Strikes Moscow Oil Refinery in Huge Drone Torrent The Exchange JournalUkraine dispatches large drone attack on Russian electricity infrastructure The Washington PostRussia Strikes Kharkiv Athletics Center After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Times.