Stefanos Tsitsipas Knocks Defending Champion Roger Federer Out of Australian Open Unknown 00:49 IFTTT, Top Sports News- News18.com The pair's only previous meeting in the mixed team Hopman Cup earlier this month was a tight affair where Federer had won courtesy of two tiebreaks. from Top Sports News- News18.com http://bit.ly/2ATacnp via IFTTT Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsYouth Olympic Games 2018: Farmer's son Akash Malik becomes first Indian archer to clinch silver medal at eventFrance's Kylian Mbappe given hero's welcome in first return to Bondy after FIFA World Cup triumphLigue 1: New AS Monaco manager Thierry Henry hopes success during playing career rubs off on coaching jobJuventus' Giorgio Chiellini says players need to think about life after football from start of careerPro Kabaddi League 2018: Bengaluru Bulls maintain winning run after beating Tamil Thalaivas 44-35Kremlin Cup: Karolina Pliskova, Elina Svitolina book spots in eight-woman WTA Finals