Defending champion and No. 1 seed Jannik Sinner easily dispatches host country's last hope; Ben Shelton takes on-court interviewers to task.

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.

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.

Defending champion and top seed Jannik Sinner overcame a debilitating medical episode as well as Dane Holger Rune to reach the quarter-finals of the Australian Open for the third time with a 6-3 3-6 6-3 6-2 victory on Monday.

MELBOURNE, Australia — The screw holding the net in place at the Australian Open’s main stadium got jarred loose during defending champion Jannik Sinner’s fourth-round victory against Holger Rune, delaying play for about 20 minutes early in the fourth set.

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

Iga Swiatek booked her second Australian Open semi-final with another spectacular displayon Wednesday while Americans reached the last four of the men’s and women’s singles

Jannik Sinner has played down an illness which left him “dizzy” and seeking treatment as his Australian Open title defence came under significant threat on Monday.

Defending champion Jannik Sinner has moved into the quarterfinals at the Australian Open after beating Holger Rune in a match slowed down by medical timeouts for each player and a delay because the ne

Shelton is the 25th American man in the Open Era man to reach the semis in Melbourne. He’s bidding to become the second straight American man to reach a Slam final after Taylor Fritz lost to Sinner in the U.S. Open final, and the first since Andy Roddick at the 2003 U.S. Open to win a major.

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.