Stefanos Tsitsipas beat Roger Federer in 4-hour thriller in Round of 16 of Australian Open.
Greek player lost first set after tie break, which finished 6-7 (11-13). However, Tsitsipas managed to beat Swiss tennis player in the next three sets, 7-6 (7-3), 7-5, 7-6 (7-5).
https://twitter.com/guardian_sport/status/1086956971025149957