Sara Bejlek of the Czech Republic returns the ball during the first round of the women's singles match between Wang Xiyu of China and Sara Bejlek of the Czech Republic at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Wang Xiyu of China returns the ball during the first round of the women's singles match between Wang Xiyu of China and Sara Bejlek of the Czech Republic at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Sara Bejlek of the Czech Republic celebrates a point during the first round of the women's singles match between Wang Xiyu of China and Sara Bejlek of the Czech Republic at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Wang Xiyu of China reacts during the first round of the women's singles match between Wang Xiyu of China and Sara Bejlek of the Czech Republic at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Wang Xiyu (R) of China receives medical treatment during the first round of the women's singles match between Wang Xiyu of China and Sara Bejlek of the Czech Republic at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Sara Bejlek (L) of the Czech Republic shakes hands with Wang Xiyu of China after the first round of the women's singles match between Wang Xiyu of China and Sara Bejlek of the Czech Republic at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Kamilla Rakhimova of Uzbekistan returns the ball during the first round of the women's singles match between Kamilla Rakhimova of Uzbekistan and Venus Williams of the United States at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Venus Williams of the United States returns the ball during the first round of the women's singles match between Kamilla Rakhimova of Uzbekistan and Venus Williams of the United States at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Kamilla Rakhimova of Uzbekistan returns the ball during the first round of the women's singles match between Kamilla Rakhimova of Uzbekistan and Venus Williams of the United States at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Venus Williams of the United States returns the ball during the first round of the women's singles match between Kamilla Rakhimova of Uzbekistan and Venus Williams of the United States at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Kamilla Rakhimova of Uzbekistan celebrates a point during the first round of the women's singles match between Kamilla Rakhimova of Uzbekistan and Venus Williams of the United States at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Venus Williams of the United States serves during the first round of the women's singles match between Kamilla Rakhimova of Uzbekistan and Venus Williams of the United States at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Venus Williams of the United States returns the ball during the first round of the women's singles match between Kamilla Rakhimova of Uzbekistan and Venus Williams of the United States at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)

Venus Williams of the United States reacts during the first round of the women's singles match between Kamilla Rakhimova of Uzbekistan and Venus Williams of the United States at the 2026 National Bank Open tennis tournament in Toronto, Canada, Aug. 2, 2026. (Photo by Zou Zheng/Xinhua)