Turkey's Zeynep Sonmez hits a forehand return during the women's singles first round tennis match against USA's Coco Gauff on day three of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 1, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)

Turkey's Zeynep Sonmez hits a forehand return during the women's singles first round tennis match against USA's Coco Gauff on day three of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 1, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)

USA's Coco Gauff reacts after a point during the women's singles first round tennis match against Turkey's Zeynep Sonmez on day three of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 1, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)

USA's Coco Gauff reacts after a point during the women's singles first round tennis match against Turkey's Zeynep Sonmez on day three of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 1, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)

USA's Coco Gauff hits a return against Turkey's Zeynep Sonmez during the women's singles first round tennis match on day three of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 1, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)

USA's Coco Gauff hits a return against Turkey's Zeynep Sonmez during the women's singles first round tennis match on day three of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 1, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)

USA's Coco Gauff hits a return against Turkey's Zeynep Sonmez during the women's singles first round tennis match on day three of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 1, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)

USA's Coco Gauff hits a forehand return against Turkey's Zeynep Sonmez during the women's singles first round tennis match on day three of the US Open tennis tournament at the USTA Billie Jean King National Tennis Center in New York City on September 1, 2026. (Photo by CHARLY TRIBALLEAU / AFP via Getty Images)