Gauff and Sonmez share a warm moment post-match

Coco Gauff of the United States embraces Zeynep Sonmez of Türkiye at the net following their women's singles first-round clash at the US Open 2026 in New York on 1 September 2026.

Coco Gauff celebrates on court after advancing past Zeynep Sonmez of Türkiye in the women's singles first round of the US Open 2026 at New York on 1 September 2026.

Coco Gauff pumps her fist in celebration after defeating Zeynep Sonmez of Türkiye in the women's singles first round at the US Open 2026, held at Flushing Meadows, New York, on 1 September 2026.

Coco Gauff of the United States celebrates her passage into the second round of the US Open 2026 after defeating Zeynep Sonmez of Türkiye on 1 September 2026 in New York.

Coco Gauff of the United States reacts with delight after her women's singles first-round victory over Zeynep Sonmez of Türkiye at the US Open 2026 in New York on 1 September 2026.

Zeynep Sonmez of Türkiye hits a return against Coco Gauff during their women's singles first-round contest at the US Open 2026 in New York on 1 September 2026.

Coco Gauff of the United States drives a return against Zeynep Sonmez of Turkiye in the women's singles first round at the US Open 2026, New York, on 1 September 2026.

Coco Gauff unleashes a groundstroke against Zeynep Sonmez of Turkiye in the first round of the US Open 2026 at Flushing Meadows, New York, on 1 September 2026.

Coco Gauff controls the baseline during her women's singles first-round match against Zeynep Sonmez of Turkiye at the US Open 2026 in New York on 1 September 2026.

Coco Gauff of the United States plays a precise return against Zeynep Sonmez of Turkiye in their first-round encounter at the US Open 2026 in New York on 1 September 2026.

Coco Gauff keeps Zeynep Sonmez of Turkiye under constant pressure with her returns during the women's singles first round of the US Open 2026 in New York on 1 September 2026.

Mirra Andreeva of Russia celebrates her women's singles first-round win over Janice Tjen of Indonesia at the US Open 2026 in New York on 1 September 2026.

Janice Tjen of Indonesia returns a shot against Mirra Andreeva of Russia during the women's singles first round at the US Open 2026 in New York on 1 September 2026.

Janice Tjen of Indonesia sends back a return against Mirra Andreeva of Russia in the women's singles first round of the US Open 2026 at New York on 1 September 2026.

Janice Tjen of Indonesia plays a determined return against Mirra Andreeva in the first round of the US Open 2026 women's singles in New York on 1 September 2026.

Mirra Andreeva of Russia fires a return against Janice Tjen of Indonesia during the women's singles first round at the US Open 2026 in New York on 1 September 2026.

Mirra Andreeva of Russia reacts on court during her women's singles first-round match against Janice Tjen of Indonesia at the US Open 2026 in New York on 1 September 2026.

Mirra Andreeva of Russia shows her competitive intensity during the first-round match against Janice Tjen of Indonesia at the US Open 2026 in New York on 1 September 2026.

Mirra Andreeva of Russia reacts with focus during her first-round clash against Janice Tjen of Indonesia in the women's singles at the US Open 2026, New York, on 1 September 2026.

Mirra Andreeva of Russia drives a return against Janice Tjen of Indonesia during the women's singles first round at the US Open 2026 in New York on 1 September 2026.

Mirra Andreeva of Russia strikes a clean return against Janice Tjen of Indonesia in the first round of the US Open 2026 women's singles in New York on 1 September 2026.

Mirra Andreeva of Russia plays a decisive return against Janice Tjen of Indonesia to advance past the first round of the US Open 2026 women's singles in New York on 1 September 2026.