World number one Iga Swiatek advanced to the third round of the US Open with a dominant 6-0, 6-1 win over Japan's Ena Shibahara, following a tougher first-round victory against Kamilla Rakhimova. Swiatek, the 2022 champion, showed better rhythm in her second match, attributing her improved performance to overcoming initial tension. Jannik Sinner also progressed, defeating Alex Michelsen in straight sets after a shaky start in his first match. Other notable results include Daniil Medvedev and Alex de Minaur advancing, while Naomi Osaka was eliminated by Karolina Muchova. Danielle Collins ended her Grand Slam singles career with a first-round loss to Caroline Dolehide.