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

Swiatek, Svitolina, Keys, Sonego and Shelton also make it through to the last-eight stage on a hot day in Melbourne.

Alex de Minaur is through to the quarterfinals of the Australian Open for the first time, defeating American giant-killer Alex Michelsen.

Alex de Minaur won his first round match in straight sets, then had time to support fiancee Katie Boulter as she fought through in three sets to progress into the second round of the Australian Open after all six other Aussies in action fell to defeat — as it happened.

First came the medical timeouts, one each for Jannik Sinner and Holger Rune with the temperature above 90 degrees Fahrenheit (32 Celsius) at the

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

Rod Laver Arena will have a distinct green and gold sentiment on Tuesday night when Alex de Minaur and Olivia Gadecki take to the court on Day 3 of Australian Open 2025. It will be the first time since Day 5 of Australian Open 2019 that two Aussies headline singles action in the night session at Rod Laver Arena.