? Subscribe to Sky Sports Boxing: http://bit.ly/SSBoxingSub Tyson Fury announces his retirement from boxing following is defeat to Daniel Dubois over Christmas, potentially ruling out his much-awaited fight with Anthony Joshua. Sky Sports' Matthew Macklin reacts to the breaking news... ? Watch Sky Sports: https://bit.ly/BuySkySports ? Boxing full fights & highlights: https://bit.ly/SkyBoxingHighlights ? The Gloves Are Off: https://bit.ly/SkyTheGlovesAreOff ? Toe2Toe: https://bit.ly/SkyToe2Toe More from Sky Sports on YouTube: ? Sky Sports: http://bit.ly/SkySportsSub ? Sky Sports Cricket: http://bit.ly/SubscribeSkyCricket ? Sky Sports Darts: https://bit.ly/SubSkySportsDarts ? Sky Sports Football: http://bit.ly/SSFootballSub ? Sky Sports F1: http://bit.ly/SubscribeSkyF1 ? Sky Sports Golf: https://bit.ly/SubscribeSkySportsGolf ? Sky Sports News: http://bit.ly/SkySportsNewsSub ? Sky Sports Premier League: https://bit.ly/SubscribeSkySportsPL ? Sky Sports Retro: http://bit.ly/SkySportsR