.Ukraine performs some of its own biggest-ever drone assaults on Russia CNNUkraine Attacks Moscow Oil Refinery in Large Drone Onslaught The Stock market JournalUkraine catapults massive drone assault on Russian energy framework 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 Times.