.Ukraine accomplishes some of its biggest-ever drone assaults on Russia CNNUkraine Attacks Moscow Oil Refinery in Gigantic Drone Assault The Wall Street JournalUkraine launches gigantic drone assault on Russian energy 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 Times.