espn.com / .espn-com-tennis

Coco Gauff posted to social media just before she started her United Cup singles match Monday, hoping to add context to her recent comments about American tennis fans.

Novak Djokovic has cut ties with the players' union he co-founded, saying his values "are no longer aligned with the current direction of the organization."

Emma Raducanu's absence did not trouble Great Britain too much as they started their United Cup campaign with a 2-1 win over Japan in Perth.

Stan Wawrinka, who announced last month that this year would be his last on the ATP tour, rallied to beat Arthur Rinderknech 5-7, 7-6 (5), 7-6 (5) at the United Cup.

Naomi Osaka is feeling under the weather at the United Cup but is optimistic she is nearly finished with the illness ahead of the Australian Open later this month.

Seven-time Grand Slam singles champion Venus Williams received a wild-card entry for the Australian Open beginning Jan. 18 in Melbourne.

In 2025, the stories of sport were shaped as much by what was said as what was done -- here are some of the best quotes of the year.

Records were broken and landmarks achieved in another memorable year of sporting action -- here are the major statistical achievements of 2025.

Nick Kyrgios bested top-ranked women's player Aryna Sabalenka in straight sets to win a lighthearted "Battle of the Sexes" exhibition match in Dubai.

Aryna Sabalenka is backing herself to come out on top in her 'Battle of the Sexes' exhibition match against Nick Kyrgios by embracing the unknown in Dubai.