Swiatek scores millestone comeback against Kostyuk to reach Toronto quarterfinals

Iga Swiatek defeated Marta Kostyuk in three sets in the Round of 16 at the National Bank Open in Toronto on August 8, 2026, advancing to the quarterfinals for the second time at the tournament. The victory was notable as it snapped Swiatek's seven-match losing streak in three-set matches against Top 20 players. Swiatek will face Diana Shnaider in the quarterfinals, with both players achieving milestones in their respective matches.