.Ukraine performs one of its biggest-ever drone attacks on Russia CNNUkraine Attacks Moscow Oil Refinery in Huge Drone Blast The Stock market JournalUkraine launches substantial drone assault on Russian electricity infrastructure The Washington PostRussia Hits Kharkiv Sports Center After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Times.