.Ukraine accomplishes one of its own biggest-ever drone attacks on Russia CNNUkraine Hits Moscow Oil Refinery in Large Drone Assault The Commercial JournalUkraine launches extensive drone strike on Russian electricity infrastructure The Washington PostRussia Strikes Kharkiv Athletics Core After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Moments.