Imperious Iga Swiatek swept into an Australian Open semi-final against Madison Keys on Wednesday while Jannik Sinner's powers of recovery will be tested to the limit when he faces home hope Alex de Minaur.

They also have a dead-even head-to-head record. Keys won their first two matches, and Rybakina came back to win the next two, including their only meeting of 2024, on hard courts in Miami. Keys has won eight straight matches in Adelaide and Melbourne, while Rybakina, with new coach Goran Ivanisevic, hasn’t dropped a set this week.

First came the medical timeouts, one each for Jannik Sinner and Holger Rune with the temperature above 90 degrees Fahrenheit (32 Celsius) at the Australian Open.Then came the bizarre sight of a 20-minute delay because the net at Rod Laver Arena detached from the court after being hit by a big Sinner serve.

The likes of Elena Rybakina, Jack Draper, Holger Rune, Learner Tien and Gael Monfils will each earn a prize money of A$420,000 from the Australian Open.

The most interesting match on Monday 20 January at the 2025 Australian Open is certainly the one between Jannik Sinner and Holger Rune. These two players have always played very spectacular and balanced matches against each other, with the h2h balance in perfect parity at 2-2.

Jannik Sinner faces Holger Rune at the 2025 Australian Open. Our Australian Open odds series has our Sinner-Rune prediction, odds and pick. Find out how to watch Sinner Rune. Jannik Sinner continues to advance at this Australian Open,

Jannik Sinner will face his trickiest test yet at the Australian Open when the defending champion battles Dane Holger Rune in the fourth round on Monday, while five-times Grand Slam winner Iga Swiatek will be the heavy favourite against lucky loser Eva Lys.

Round of 16 action at the Australian Open features young American Alex Michelsen against Australia’s hope Alex de Minaur, while the ageless Gael Monfils squares off with Ben Shelton.

In the quarterfinals, Sinner will face No. 8 Alex de Minaur of Australia, who ousted American Alex Michelsen 6-0, 7-6 (5), 6-3. It will be the first quarterfinals appearance for de Minaur in his home country's Grand Slam, and he became just the third Aussie man to reach the round in 20 years.

Monfils upset fourth-seeded Taylor Fritz of the United States 3-6, 7-5, 7-6 (1), 6-4 in the third round at Melbourne, Australia. When Monfils made his Australian Open debut in 2005, Fritz, now 27 years old, was 7.

The defending champion moved into the quarterfinals at Melbourne Park on Monday by eliminating the 13th-seeded Rune 6-3, 3-6, 6-3, 6-2.

The World No. 1, despite feeling unwell in sweltering conditions, kept up his title defense with a four-set triumph.