In-form Coco Gauff serves notice with assured start to US Open title pursuit
Coco Gauff returned to the scene of her grand slam breakthrough on a rain-lashed Tuesday night and safely cleared the first hurdle toward another, launching her pursuit of a second US Open title in four years with a 6-3, 6-4 win over Turkey’s Zeynep Sonmez beneath the closed roof of Arthur Ashe Stadium.

TL;DR
- Coco Gauff won her first-round match at the US Open against Zeynep Sonmez.
- Gauff's improved serve was a key factor in her victory, with strong first-serve percentages and effective second-serve points.
- The American player is considered a contender for both the US Open title and the world No. 1 ranking.
- Gauff has been working on technical changes to her serve, including a more consistent ball toss and wrist position.
- She expressed a calmer, more confident mindset heading into the tournament.
- The win advances Gauff to the second round, where she will face either Daria Kasatkina or Paula Badosa.