.Ukraine performs some of its biggest-ever drone strikes on Russia CNNUkraine Strikes Moscow Oil Refinery in Gigantic Drone Plethora The Wall Street JournalUkraine launches huge drone strike on Russian power commercial infrastructure The Washington PostRussia Strikes Kharkiv Athletics Midpoint After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Moments.