Gabriel Diallo of Canada returns the ball during the third round of the men’s singles match between Gabriel Diallo of Canada and Taylor Fritz of the United States at the 2025 National Bank Open tennis tournament in Toronto, Canada, on Aug. 1, 2025. (Photo by Zou Zheng/Xinhua)

Taylor Fritz of the United States returns the ball during the third round of the men’s singles match between Gabriel Diallo of Canada and Taylor Fritz of the United States at the 2025 National Bank Open tennis tournament in Toronto, Canada, on Aug. 1, 2025. (Photo by Zou Zheng/Xinhua)

Taylor Fritz of the United States celebrates victory after the third round of the men’s singles match between Gabriel Diallo of Canada and Taylor Fritz of the United States at the 2025 National Bank Open tennis tournament in Toronto, Canada, on Aug. 1, 2025. (Photo by Zou Zheng/Xinhua)

Guo Hanyu (1st L)/Alexandra Panova (2nd L) greet Veronika Kudermetova (2nd R)/Elise Mertens after the second round of the women’s doubles match between Guo Hanyu (China)/Alexandra Panova (Russia) and Veronika Kudermetova (Russia)/Elise Mertens (Belgium) at the 2025 National Bank Open tennis tournament in Montreal, Canada, Aug 1, 2025. (Photo by Li Haitao/Xinhua)

Flavio Cobolli returns the ball during the third round of the men’s singles match between Flavio Cobolli of Italy and Fabian Marozsan of Hungary at the 2025 National Bank Open tennis tournament in Toronto, Canada, Aug. 1, 2025. (Photo by Zou Zheng/Xinhua)

Frances Tiafoe of the United States returns the ball during the third round of the men’s singles match between Frances Tiafoe of the United States and Aleksandar Vukic of Australia at the 2025 National Bank Open tennis tournament in Toronto, Canada, on Aug. 1, 2025. (Photo by Zou Zheng/Xinhua)

Andrey Rublev returns the ball during the third round of the men’s singles match between Andrey Rublev of Russia and Lorenzo Sonego of Italy at the 2025 National Bank Open tennis tournament in Toronto, Canada, Aug. 1, 2025. (Photo by Zou Zheng/Xinhua)

Aleksandar Vukic of Australia returns the ball during the third round of the men’s singles match between Frances Tiafoe of the United States and Aleksandar Vukic of Australia at the 2025 National Bank Open tennis tournament in Toronto, Canada, on Aug. 1, 2025. (Photo by Zou Zheng/Xinhua)