Roger Federer beaten by Stefanos Tsitsipas in Australian Open
Watch highlights as the 20-year-old 14th seed from Greece Stefanos Tsitsipas beats defending champion Roger Federer in the last 16 of the Australian Open in Melbourne.
Watch highlights as the 20-year-old 14th seed from Greece Stefanos Tsitsipas beats defending champion Roger Federer in the last 16 of the Australian Open in Melbourne.