Roger Federer admitted he had "massive regrets" after failing to capitalise on his opportunities during a shock defeat against Stefanos Tsitsipas at the Australian Open.
Stefanos Tsitsipas has beaten two-time defending champion Roger Federer to reach his first Grand Slam quarter-final at the Australian Open.
Rafael Nadal sent a message of intent to his rivals as he dispatched Tomas Berdych in straight sets to reach the Australian Open quarter-finals for the 11th time.
Ashleigh Barty won nine games in a row on her way to victory against Maria Sharapova and reach the first Grand Slam quarter-final of her career at the Australian Open.
Dr Edwin Su believes hip resurfacing surgery can help Sir Andy Murray return to the top level of tennis.
The first week of the Australian Open has warmed everyone up - now it's time for players in the wheelchair draw.
Take a look at the order of play for the eighth day of the 2019 Australian Open.
24 matches today
| # | Player | Total |
|---|---|---|
| 1 | Novak Djokovic | 9045 |
| 2 | Rafael Nadal | 7480 |
| 3 | Roger Federer | 6420 |
| 4 | Alexander Zverev | 6385 |
| 5 | Juan Martin Del Potro | 5300 |
| # | Player | Total |
|---|---|---|
| 1 | Simona Halep | 6921 |
| 2 | Angelique Kerber | 5875 |
| 3 | Caroline Wozniacki | 5586 |
| 4 | Elina Svitolina | 5350 |
| 5 | Naomi Osaka | 5115 |
8 dedicated Sky Sports channels
Play amazing courses on PC, tablet or mobile!
Win in our free to enter competitions section
Serena Williams' success analysed
Wimbledon chairman Philip Brook joins The 2 Barry's Tennis Takeaway Podcast for its launch and says there are too many team events in the men's game.
Australian Open Men's Singles Draw: Defending champion Roger Federer is looking to win a third consecutive title.
Australian Open Women's Singles Draw: Caroline Wozniacki will be defending her title in Melbourne.
Test your knowledge of the season's opening Grand Slam at Melbourne Park and see if you can make an early impression in the campaign.
Sky Sports' tennis panel deliver their verdict on another dramatic ATP Finals which saw Germany's Alexander Zverev lift the biggest title of his career.
Alexander Zverev produced one of the "great performances" after upsetting world No 1 Novak Djokovic at the ATP Finals in London, says Greg Rusedski.
Karen Khachanov “announced himself to the world” at the Paris Masters and confirmed himself as the “real deal”, says Greg Rusedski.
"Novak Djokovic has found joy back on the tennis court and has completely exceeded all of his own expectations," admits Annabel Croft.
©2019 Sky UK
