.Ukraine performs among its own biggest-ever drone attacks on Russia CNNUkraine Strikes Moscow Oil Refinery in Huge Drone Onslaught The Exchange JournalUkraine catapults substantial drone strike on Russian energy commercial infrastructure The Washington PostRussia Attacks Kharkiv Sports Core After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Moments.