Follow live text and radio commentary as Alex de Minaur plays Alex Michelsen in the Australian Open fourth round.

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.

MELBOURNE - The Australian Open quarter-finals continue on Wednesday and top seed Jannik Sinner's task of defending his crown is not getting any easier. The Italian is recovering from an illness and will face Australia's last hope Alex De Minaur,

Jannik Sinner was suffering from heat and other problems during his fourth-round match at the 2025 Australian Open against 13th seed Holger Rune. He even took an 11-minute medical timeout following which he finished the match in his favor with a scoreline of 6-3,

Rune, a 21-year-old from Denmark, was trying to get to the quarterfinals in Melbourne for the first time. Sinner will face No. 8 Alex de Minaur of Australia or unseeded Alex Michelsen of the U.S ...

It's the biggest match of Alex de Minaur's career - an Australian Open quarter-final against reigning champion and world No. 1 Jannik Sinner.De Minaur has never been to the last four in a major and will have to overcome an 0-9 head-to-head record against the Italian champion.

MELBOURNE – First came the medical timeouts, one each for Jannik Sinner and Holger Rune with the temperature ... Sinner will face No. 8 Alex de Minaur of Australia or unseeded Alex Michelsen ...

The last of the Australian Open men's quarterfinals takes place in the wee hours of Wednesday morning, in the United States.

This was de Minaur’s fourth consecutive trip to the round-of-16 in Melbourne, including straight-sets defeats from Sinner (2022) and Novak Djokovic (2023) before the heartbreak of losing to Andrey Rublev last year from two-sets-to-one up.

Jannik Sinner fans are feeling apprehensive ahead of his Australian Open quarter-final clash with Alex de Minaur after the world number one was caught in unnerving scenes on Monday.

Follow Mail Sport's live blog for the latest score and game-by-game updates from the Australian Open as Alex de Minaur, Jannik Sinner and Iga Swiatek are all in quarter-final action.