MELBOURNE, Australia (AP) — 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.

(AP Photo/Manish Swarup) Jannik Sinner of Italy reacts during his fourth round match against Holger Rune of Denmark at the Australian Open tennis championship in Melbourne, Australia, Monday ...

Watch Jannik Sinner’s confession in the video player above Jannik Sinner (left) shakes hands with Marcos Giron after the match. (Photo by Quinn Rooney/Getty Images) True to form, Courier asked ...

World number one Jannik Sinner dropped a set for the first time in 14 matches on Thursday before surging back to keep his Australian Open title defense on track. The Italian top seed had no ...

Jannik Sinner will part ways with veteran coach Darren Cahill after this season, the world's top-ranked tennis player revealed Thursday in Melbourne, where Sinner advanced to the third round of ...

MELBOURNE – World No. 1 Jannik Sinner dropped a set for the first time in 14 matches, before surging back on Jan 16 to keep his Australian Open title defence on track. The top seed had no ...

MELBOURNE, Australia — Defending champion Jannik Sinner’s consecutive-sets streak ended in the second round of the Australian Open, but he advanced with a 4-6, 6-4, 6-1, 6-3 victory over wild ...

Jannik Sinner came from behind to defeat Tristan Schoolkate and book his place in round three of the Australian Open with a 4-6 6-4 6-1 6-3 victory. (More Tennis News) Home hopeful Schoolkate ...

MELBOURNE (Australia) - Jannik Sinner avanza al 3° turno degli Australian Open dove affronterà Marcos Giron ma intanto il numero 1 al mondo ha fatto un annuncio importante in merito al suo team.

Defending Australian Open champion Jannik Sinner stumbled early Thursday, losing a set for the first time in three months, but recovered his composure to defeat Aussie wild card Tristan Schoolkate ...