Yannick Hanfmann of Germany hits a return against Benjamin Bonzi of France during the men's singles first round match at the 2026 National Bank Open tennis tournament in Montreal, Canada, Aug. 3, 2026. (Photo by Li Haitao/Xinhua)

Yannick Hanfmann of Germany reacts while competing against Benjamin Bonzi of France during the men's singles first round match at the 2026 National Bank Open tennis tournament in Montreal, Canada, Aug. 3, 2026. (Photo by Li Haitao/Xinhua)

Gabriel Diallo of Canada hits a return agianst Kyrian Jacquet of France during the men's singles first round match at the 2026 National Bank Open tennis tournament in Montreal, Canada, Aug. 3, 2026. (Photo by Li Haitao/Xinhua)

Marin Cilic of Croatia hits a return against Shimabukuro Sho of Japan during the men's singles first round match at the 2026 National Bank Open tennis tournament in Montreal, Canada, Aug. 3, 2026. (Photo by Li Haitao/Xinhua)

Gael Monfils of France hits a return against Kamil Majchrzak of Poland during the men's singles first round match at the 2026 National Bank Open tennis tournament in Montreal, Canada, Aug. 3, 2026. (Photo by Li Haitao/Xinhua)

Gael Monfils of France hits a return against Kamil Majchrzak of Poland during the men's singles first round match at the 2026 National Bank Open tennis tournament in Montreal, Canada, Aug. 3, 2026. (Photo by Li Haitao/Xinhua)