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.

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.

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,

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.

Jannik Sinner has kept his Australian Open title defence alive with a hard-fought win over Denmark's Holger Rune while Gael Monfils retired against Ben Shelton.

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.

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,

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.

Defending champion Jannik Sinner moved into the Australian Open quarterfinals at Melbourne Park on Monday by eliminating the 13th-seeded Holger 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.

Jannik Sinner’s clinical deconstruction of Alex De Minaur was a lesson in class - The World No. 1 won his quarter-final 6-3 6-2 6-1 and moved a step closer to another Australian Open title