Overview

• Naomi Osaka beat No. 3 seed Coco Gauff 6-3, 6-2 in 64 minutes on Arthur Ashe, dropping just six points on serve in a dominant fourth-round win.
• Osaka will face No. 11 Karolína Muchová in the last eight after the Czech defeated No. 27 Marta Kostyuk 6-3, 6-7 (0), 6-3.
• Iga Swiatek eased past No. 13 Ekaterina Alexandrova 6-3, 6-1 to extend her Grand Slam win streak to 11 matches and will meet Amanda Anisimova next.
• Defending men’s champion Jannik Sinner routed Alexander Bublik 6-1, 6-1, 6-1 to reach the quarters, where he is joined by Felix Auger-Aliassime and Alex de Minaur, who set up a meeting after straight‑set wins.
• Coco Gauff committed 33 unforced errors and has been working with biomechanics specialist Gavin MacMillan on her serve, saying she will take a training block before the China Open.