.Ukraine accomplishes among its own biggest-ever drone assaults on Russia CNNUkraine Strikes Moscow Oil Refinery in Extensive Drone Surge The Exchange JournalUkraine launches extensive drone strike on Russian energy infrastructure The Washington PostRussia Strikes Kharkiv Sports Core After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Times.