If the most fascinating fight in men’s tennis is Jannik Sinner vs. Carlos Alcaraz, in the women’s game, it’s Coco Gauff against her serve.

It’s only the most important part of a player’s game, like an NBA star’s jumper or a pitcher’s command. And Gauff picked the eve of her home Slam to rejigger her coaching staff and remake her serve.

Under the lights at Arthur Ashe Stadium, Gauff served just well enough <a href="https://nypost.com/2025/08/26/sports/coco-gauff-survives-major-first-round-scare-from-ajla-tomljanovic-at-us-open/">to gut out a 6-4, 6-7 (2), 7-5 U.S. Open first-round win over Ajla Tomljanovic</a>.

If the most fascinating fight in men’s tennis is Jannik Sinner vs. Carlos Alcaraz, in the women’s game, it’s Coco Gauff against her serve.{ai:summary}<p>Coco Gauff's serve is the focal point; on the eve of a home Slam she rejiggered her coaching staff and remade the serve. </p><p>Under Arthur Ashe lights she gut out a 6-4, 6-7(2), 7-5 win over Ajla Tomljanovic in the U.S. Open first round. #sports</p>

Coco Gauff survives while revamping her serve at same time

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