This is the most anticipated match of the day- an all-American showdown between two rising stars. Jovic, 20, reached her first-ever US Open Round of 16 after a three-hour battle against Alexandra Eala, winning 7-5, 3-6, 7-5. Gauff, 22, has won nine straight matches and 17 consecutive sets.

This is the most anticipated match of the day- an all-American showdown between two rising stars. Jovic, 20, reached her first-ever US Open Round of 16 after a three-hour battle against Alexandra Eala, winning 7-5, 3-6, 7-5. Gauff, 22, has won nine straight matches and 17 consecutive sets.

This is a blockbuster fourth-round clash between two former Grand Slam champions. Osaka overcame a second-set blip to defeat Elise Mertens 6-3, 3-6, 7-5, while Rybakina has been cruising. The Kazakhstani, seeded No. 2, is playing for the world No. 1 ranking.

This is a blockbuster fourth-round clash between two former Grand Slam champions. Osaka overcame a second-set blip to defeat Elise Mertens 6-3, 3-6, 7-5, while Rybakina has been cruising. The Kazakhstani, seeded No. 2, is playing for the world No. 1 ranking.

Andreeva, the 19-year-old Russian sensation, has been one of the stories of the tournament. She advanced without dropping a set, beating Nikola Bartunkova 6-2, 7-6(5). Potapova, the 24th seed, pulled off an upset to reach the fourth round

Andreeva, the 19-year-old Russian sensation, has been one of the stories of the tournament. She advanced without dropping a set, beating Nikola Bartunkova 6-2, 7-6(5). Potapova, the 24th seed, pulled off an upset to reach the fourth round

This is a rematch of their 2024 US Open quarterfinal, which Zheng won in a tight three-set battle. Zheng has been on an extraordinary run, winning four consecutive three-set matches dating back to qualifying. She saved a match point against Madison Keys in the third round, coming back from 5-0 down in the final set to win 1-6, 7-6, 7-5

This is a rematch of their 2024 US Open quarterfinal, which Zheng won in a tight three-set battle. Zheng has been on an extraordinary run, winning four consecutive three-set matches dating back to qualifying. She saved a match point against Madison Keys in the third round, coming back from 5-0 down in the final set to win 1-6, 7-6, 7-5

Van de Zandschulp's wins over higher-ranked opponents (de Minaur and Bergs) demonstrate his big-match capability. Gea's fairytale run is inspiring, but the Dutchman's experience and physical resilience should prevail in another long contest.

Van de Zandschulp's wins over higher-ranked opponents (de Minaur and Bergs) demonstrate his big-match capability. Gea's fairytale run is inspiring, but the Dutchman's experience and physical resilience should prevail in another long contest.