Coco Gauff has made improvements to her serving and her forehand. And the strides in both of those areas are among the reasons she's considered one of the few women ready to challenge two-time defending champion Aryna Sabalenka for the title at the Australian Open.

Coco Gauff reflected on her experience teaming up with Danielle Collins during the recent United Cup. The world No. 3 recently advanced to the third round of the Australian Open, extending her winning streak to nine consecutive matches — the longest active run on the WTA Tour.

Naomi Osaka seized victory on Wednesday, defeating No. 20 Karolina Muchova 1-6, 6-1, 6-3. Initially it looked like Osaka might be on her way to a quick ouster after she won just one game in the 32-minute first set.

Coco Gauff improved to 4-0 over Karolina Muchova with a perfect start to the United Cup semifinals for Team USA.

Coco Gauff of the United States celebrates a point in the United Cup ... [+] Final against Iga Swiatek of Poland during day 10 of the 2025 United Cup at Ken Rosewall Arena on January 05, 2025 in Sydney,

Coco Gauff and Iga Swiatek will battle for United Cup glory after ... The Americans defeated the Czech Republic, with Gauff beating Karolina Muchova and then an increasingly irate Tomas Machac retiring from his match against Taylor Fritz in an abrupt ...

A dominant United States lifted its second United Cup mixed team tennis tournament title in three years after they beat Poland 2-0 on Sunday with Coco ... said Gauff, who also beat Leylah Fernandez, Donna Vekic, Zhang Shuai and Karolina Muchova in ...

Jodie Burrage was knocked out in the second round of the Australian Open in straight sets by third seed Coco Gauff ... coming from a set down to beat Karolina Muchova 1-6, 6-1, 6-3.

American Nishesh Basavareddy didn't defeat Novak Djokovic in Round 1, but the 19-year-old impressed the legend by winning the first set.