.Ukraine executes among its own biggest-ever drone strikes on Russia CNNUkraine Hits Moscow Oil Refinery in Gigantic Drone Plethora The Commercial JournalUkraine launches gigantic drone strike on Russian power structure The Washington PostRussia Attacks Kharkiv Athletics Midpoint After Moscow Refinery Fire BloombergFirefighters Extinguish Oil Depot Blaze in Southern Russia 2 Weeks After Drone Strike The Moscow Times.