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Frances Tiafoe defeated Alex Michelsen 5-7, 3-6, 7-5, 6-3, 7(10)-6(6) — US Open 2026 Quarterfinal.
Frances Tiafoe and Alex Michelsen: Frances Tiafoe leads 2–0 across 2 recorded meetings.
Two sets and a break down, with Michelsen serving for the match, Tiafoe broke in game 10 for 5-5 and again in game 12 to take the third. Everything after that ran through the error count. Michelsen finished with 61 unforced errors to Tiafoe's 43 and converted one of eight break points in the fourth, and though both men broke serve eight times, the No. 45 needed 23 chances to Tiafoe's 17. He came in without dropping a set all week and leaves having landed 21 aces, out-hit Tiafoe 54 winners to 48 and won the points count 173-167, and lost. Four hours and 38 minutes on court, and the 11th seed is into a US Open semifinal for the first time since 2024.