Emma Navarro upsets seventh seed Karolina Muchova at US Open

Major upsets and key advancements defined the women's singles draw at the US Open. Emma Navarro produced a significant upset by defeating seventh seed Karolina Muchova 6-3, 7-5. Muchova, a Wimbledon finalist, struggled with 32 unforced errors and windy conditions, marking her earliest exit from the tournament since 2022.

Other notable results include Linda Noskova advancing to the fourth round after a hard-fought three-set victory over Ann Li (6-2, 6-7, 6-2). Taylor Townsend also secured a place in the fourth round by defeating Diana Shnaider, setting up a match against world No. 1 Aryna Sabalenka. Jessica Pegula survived a difficult start to overcome Leylah Fernandez in three sets.

In the doubles competition, the Slovakian-Czech pairing of Rebecca Šramková and Linda Nosková was eliminated in the first round by the American duo of Robin Montgomery and Ashlyn Kruger. Meanwhile, Czech players Marie Bouzková and Marie Bartůňková both advanced to the third round, with Bouzková set to face Iga Swiatek.