New york: The US Open semifinal lineups are complete, with the top four seeds reaching the last four of the women's singles for the first time since 1975, while an all-American clash between Ben Shelton and Frances Tiafoe headlines the men's draw.

According to Philippines News Agency, the women's semifinals will be played Thursday at Arthur Ashe Stadium, with two-time defending champion Aryna Sabalenka of Belarus facing American Jessica Pegula before another American Coco Gauff takes on Elena Rybakina of Kazakhstan. This marks only the second time in the Open Era, and the first since 1975, that the top four women's seeds have all reached the US Open semifinals.

Sabalenka secured her spot in the semifinals with a challenging 7-6 (1), 3-6, 7-6 (7) victory over Linda Noskova. Pegula made a comeback from a set down to overcome fellow American Emma Navarro, claiming victory with scores of 3-6, 6-4, 6-3. Rybakina also rallied from behind in her quarterfinal match, defeating China's Zheng Qinwen 3-6, 6-1, 6-4. Meanwhile, Gauff advanced by defeating Mirra Andreeva 2-6, 7-6(7), 6-2 after saving two match points.

In the men's draw, Alexander Zverev is set to face Karen Khachanov in Friday's first semifinal. Zverev advanced with a straightforward 6-2, 7-5, 6-1 victory over Botic van de Zandschulp in the quarterfinals, while Khachanov moved forward after Belgium's Alexander Blockx retired while trailing 6-2, 7-5, 3-2.

The second men's semifinal will feature Americans Shelton and Tiafoe, ensuring a US player will compete in the men's final. Shelton eliminated defending champion Carlos Alcaraz in a grueling match that ended at 3:33 a.m., the latest finish in US Open history, with scores of 6-7(5), 6-1, 6-3, 1-6, 7-6(7). Tiafoe mounted a dramatic comeback against compatriot Alex Michelsen, recovering from two sets down to win 5-7, 3-6, 7-5, 6-3, 7-6(6).

The women's final is scheduled for Saturday, with the men's title match set for Sunday.