Ukraine has struck Moscow on three successive days, overwhelming Russian air defences and targeting oil refineries that supply 40% of the capital's fuel needs. Russia has now extended petrol rationing across the entire country, while analysis reveals critical gaps in Moscow's drone defence strategy that Ukraine is ruthlessly exploiting. Sky's defence and security analyst Professor Michael Clarke explains. Read more: https://news.sky.com/topic/ukraine-6556/1 #ukraine #russia #war #skynews SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews Follow us on Twitter: https://twitter.com/skynews Like us on Facebook: https://www.facebook.com/skynews Follow us on Instagram: https://www.instagram.com/skynews Follow us on TikTok: https://www.tiktok.com/@skynews Sky News Daily podcast is available for free here: https://podfollow.com/skynewsdaily/ For more content go to http://news.sky.com and download our apps: Apple https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8 Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB To enquire about licensing Sky News content, you can find more information here: https://news.sky.com/info/library-sales