Alexander Zverev seeks to reach his first Grand Slam semi-final at the Australian Open.

Stan Wawrinka seeks his second Australian Open title.

A number of upcoming ATP Challenger Tour events in China, including Zhuhai (pictured), have been cancelled.

Nicolas Massu began working with Dominic Thiem at the 2019 Argentina Open.

Novak Djokovic owns a 26-23 ATP Head2Head record against Roger Federer.

Milos Raonic, the No. 32 seed, hit 48 winners - including 18 aces - but it wasn't enough to beat Novak Djokovic on Tuesday at the Australian Open.

Rafael Nadal continues his chase for a 20th Grand Slam title against Dominic Thiem on Wednesday.

Alexander Zverev will try to reach his first Grand Slam semi-final when he plays three-time major champion Stan Wawrinka on Wednesday.

Novak Djokovic is aiming to lift a record-extending eighth Australian Open title.

Roger Federer, the six-time former champion, saved seven match points in the fourth set against Tennys Sandgren on Tuesday at the Australian Open.

Novak Djokovic owns an unbeaten ATP Head2Head record against Milos Raonic.

Six-time former champion Roger Federer celebrates saving seven match points to beat Tennys Sandgren on Tuesday at the Australian Open.

Tennys Sandgren owns an 8-3 record at the Australian Open.

Rafael Nadal has won 12 Roland Garros titles in his career.

Clive Brunskill captured the most captivating Grand Slam moments of Boris Becker and Pete Sampras during their careers.

Clive Brunskill brilliantly captures the match-winning celebrations of Novak Djokovic and Patrick Rafter in Grand Slam competition.

Grigor Dimitrov advanced to the quarter-finals of the 2018 Australian Open.

Andrew Ilie reached the third round of Roland Garros on three occasions (1995, 1998, 1999).

The overcast sky at 2016 Roland Garros provided an enticing backdrop to the matches.

Novak Djokovic and Roger Federer squared off in the 2014 Wimbledon final.

Novak Djokovic completed his Career Grand Slam at 2016 Roland Garros.

Dustin Brown is a fan favourite when he competes at Wimbledon.