Updated

Frances Tiafoe staged a stunning comeback from two sets and a break down to defeat Alex Michelsen and reach the US Open semifinals, consoling a tearful Michelsen afterward. He will next face either Carlos Alcaraz or Ben Shelton. On the women's side, No. 3 seed Jessica Pegula outlasted fellow American Emma Navarro 3-6, 6-4, 6-3 in an all-American quarterfinal, while Aryna Sabalenka fought back to beat Linda Noskova in three sets. Pegula and Sabalenka will meet in a semifinal rematch, continuing a deep run through the tournament's late rounds. The dramatic matches have highlighted an unpredictable and highly competitive 2026 US Open, with American players featuring prominently on both the men's and women's sides.