Griekspoor stuns World No. 3 Zverev in MontrealDutch tennis player Tallon Griekspoor defeated top seed Alexander Zverev at the Canadian Open, earning his biggest win of the season and reaching the third round. 1 seed in the Canadian Open opener since Nick Kyrgios defeated Daniil Medvedev in 2022. Griekspoor, despite possessing a 2-9 record against Zverev, has played him very tough in recent years. They split marathon outings in 2025 and Griekspoor let slip a double break lead in the fifth set at the 2024 French Open.