ABC Tennis news

Serena Williams once again proves her credentials as one of the best on the planet, beating current world number one Simona Halep, while Novak Djokovic overcomes Daniil Medvedev to reach the quarter-finals.

Alexander Zverev puts in an uncharacteristically mistake-ridden performance in a 6-1, 6-1, 7-6 (7/5) Australian Open loss, serving up 10 double faults to give Milos Raonic a huge leg-up.

He began studying the game of Roger Federer as a six-year-old and now Stefanos Tsitsipas basks in the glory of conquering his idol at the Australian Open.

Roger Federer's bid for a seventh Australian Open title is crushed, as Greek wunderkind Stefanos Tsitsipas rises up to floor the Swiss master.

Rafael Nadal reluctantly joins the ongoing debate about equal prize money in tennis, saying female players deserve more than their male counterparts if they generate more ticket sales.

Rafael Nadal is showing no signs of rustiness at the Australian Open, sweeping through a fourth straight-sets victory to set up a quarter-final against unseeded American Frances Tiafoe.

Ashleigh Barty's charge into the Australian Open quarter-finals with victory over Maria Sharapova is a remarkable achievement, especially considering there was a time when her professional tennis career appeared finished.

Ashleigh Barty is the first Aussie through to an Australian Open women's quarter-finals in a decade following a gripping three-set win over Maria Sharapova.

The world No.1 is here, but it's not Novak Djokovic. Welcome to "real tennis": an archaic form of the game played in a private club in Melbourne.

In a match finishing well after midnight, teenager Alexei Popyrin falls just short of securing a place in the Australian Open fourth round following an inspiring performance in a five-set epic against Lucas Pouille.

He may be one of the greatest players of all time and six-time champion at the Australian Open, but even Roger Federer has to obey the rules after being stopped by security at Melbourne Park.

Novak Djokovic loses his cool but sees off the challenge of Canadian teenager Denis Shapovalov to reach the fourth round of the Australian Open.

In a week where the off-court behaviour of players has dominated headlines at the Australian Open, Serena Williams and Elina Svitolina shine through with touching moments of sportsmanship.

In a week where the off-court behaviour of players has dominated headlines at the Australian Open, Elina Svitolina's sportsmanship shines through with a heartwarming moment following her match with Zhang Shuai.

The charismatic American Frances Tiafoe is becoming one of the stories of the Australian Open, with his post-match celebrations paying tribute to NBA great LeBron James.

John Tomic says his son was left traumatised by the alleged 2010 incident, in which he says Lleyton Hewitt threatened Bernard, then aged 17, that he would not play Davis Cup unless he revealed who in Tennis Australia was "against" him.

His effort could not be faulted, but local teenager Alex de Minaur finds himself on the end of a dominant Rafael Nadal performance, while Kimberly Birrell wins just one game against Angelique Kerber.

Bernard Tomic hits back at Lleyton Hewitt in the latest exchange of their public feud, saying accusations he threatened the Davis Cup captain's family are lies.

Ashleigh Barty wins again to make the Australian Open fourth round for the first time where she will face Maria Sharapova, while Roger Federer keeps his title defence alive.

Regardless of the public contempt Tomic and Kyrgios have earned with their ill-chosen words, their grievances against Lleyton Hewitt must be heard as part of the high performance review, writes Richard Hinds.