Watch highlights as Hyeon Chung of South Korea beats Tennys Sandgren to reach the Australian Open semi-finals. Watch more video and live matches at www.ausopen.com. Highlights not available in Aus., NZ or Canada and only available in Europe and USA 24 hours after completion of the match. Photo Credit: Peter Staples/ATP World Tour
Watch highlights as Roger Federer beats Tomas Berdych to advance to the Australian Open semi-finals. Watch more video and live matches at www.ausopen.com. Highlights not available in Aus., NZ or Canada and only available in Europe and USA 24 hours after completion of the match. Photo Credit: Mark Kolbe/Getty Images
Watch highlights as Kyle Edmund reaches his maiden major semi-final with a tremendous performance against 2017 Nitto ATP Finals champion Grigor Dimitrov, the third seed. Watch more video and live matches at www.ausopen.com. Highlights not available in Aus., NZ or Canada and only available in Europe and USA 24 hours after completion of the match. Photo Credit: Peter Staples/ATP World Tour
Watch highlights as Marin Cilic advances to the semi-finals of the Australian Open when top seed Rafael Nadal retires in the fifth set. Watch more video and live matches at www.ausopen.com. Highlights not available in Aus., NZ or Canada and only available in Europe and USA 24 hours after completion of the match. Photo Credit: Michael Dodge/Getty Images
Watch highlights as Tennys Sandgren becomes the first American Australian Open quarter-finalist since Andy Roddick in 2010. Video courtesy Tennis Australia. Watch more video and live matches at www.ausopen.com. Highlights not available in Aus., NZ or Canada and only available in Europe and USA 24 hours after completion of the match. Photo Credit: Peter Staples/ATP World Tour