.Ukraine performs among its own biggest-ever drone attacks on Russia CNNUkraine Strikes Moscow Oil Refinery in Extensive Drone Barrage The Wall Street JournalUkraine launches substantial drone attack on Russian electricity infrastructure The Washington PostRussia Strikes Kharkiv Athletics Middle After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Moments.