A night that promised so much for Alex de Minaur ended with another trip back to the drawing board following a loss that will require some serious soul-searching.

Earlier in the day, Iga Swiatek cruised past Emma Navarro 6-1, 6-2 in their Women’s Singles quarter-final while Madison Keys secured a surprising 3-6, 6-3, 6-4 victory over Elina Svitolina to set up a meeting with Swiatek tomorrow.

In the Australian Open quarterfinals on Tuesday, Jannik Sinner faces Alex de Minaur.In his most recent match on Sunday, Sinner took down Holger Vitus Nodskov Rune in four sets, 6-3, 3-6, 6-3, 6-2,

Defending champion Jannik Sinner dismissed eighth seed Alex de Minaur 6-3 6-2 6-1 to reach the Australian Open semi-finals and extend the country's decades-long wait for another homegrown singles winner at the Grand Slam on Wednesday.

Alex de Minaur is yet to record a win over Jannik Sinner, but he has received a hint on how he can compete with the world number one in their Australian Open quarterfinal on Wednesday.

It was the opening round of the 2017 Australian Open in de Minaur’s first main draw at his first major championship in his home country, when the then-17-year-old saved a match point in the fourth set before beating Gerald Melzer in five sets and almost four hours.

The WTA No. 25 was in the stands of Rod Laver Arena to watch De Minaur break new ground at the Australian Open on Monday, cheering him on as he beat Alex Michelsen in the last 16.

Jannik Sinner continued his quest for consecutive Australian Open titles with a clinical deconstruction of Alex De Minaur in the last of the men’s singles quarter-finals.

Local hope Alex de Minaur has suffered a thumping straight-sets Australian Open quarter-final loss to world No.1 and defending champion Jannik Sinner.

In the Round of 16 at the Australian Open on Sunday, Alex de Minaur (ranked No. 8) meets Alex Michelsen (No. 42).In his most recent match on Friday, Michelsen knocked off Karen Khachanov in three