Jannik Sinner has started his Australian Open title defense with a challenging win over No. 35-ranked Nicolas Jarry.

Australian Open champ Jannik Sinner began his title defense in straight sets style, overpowering Chile's Nic Jarry 7-6(2), 7-6(5), 6-1. In the second set tiebreak, Sinner had a lot of nervy moments but got to set point with a poor drop shot from his opponent.

Coco Gauff of the U.S. plays a backhand return to Sofia Kenin of the U.S. during their first round match at the Australian Open tennis championship in Melbourne, Australia, Monday, Jan. 13, 2025. (AP Photo/Asanka Brendon Ratnayake) MELBOURNE,

Iga Swiatek, a self-described “control freak,” is taking new precautions — including holding on to extra samples of medicine she takes, in case they need to be tested at some point — after a doping case she describes as probably the worst time in her life.

Coco Gauff had a little difficulty adjusting to the sun at one end of Rod Laver Arena and dropped an early service game but quickly settled into a rhythm to start her Australian Open with a 6-3, 6-3 win Monday over 2020 champion Sofia Kenin.

Coco Gauff had a little difficulty adjusting to the sun at one end of Rod Laver Arena and dropped an early service game but quickly settled into

Third-seeded Coco Gauff posted an eventful 6-3, 6-3 first-round win Monday over 2020 champion Sofia Kenin at the Australian Open in Melbourne. Gauff offset nine double faults with 12 aces and overcame 32 unforced errors by saving five of six break points in the 80-minute victory,

Here is everything you need to know about Coco Gauff's appearance at the Australian Open 2025, including the latest results from the tournament.