World number one Sabalenka upset by Alexandrova at Canadian Open

World number one Aryna Sabalenka was upset by 16th-seeded Ekaterina Alexandrova 7-6(3), 4-6, 6-4 in the fourth round of the Canadian Open in Toronto on August 8, 2026. The match lasted nearly two and a half hours, with Alexandrova advancing to the quarterfinals despite Sabalenka forcing a deciding third set. The defeat is a setback for Sabalenka, a four-time Grand Slam champion and reigning US Open winner, ahead of the US Open beginning August 23.