Overview
- Francisco Comesaña beat American Alex Michelsen 1-6, 6-3, 6-4, 6-4 to reach the US Open second round.
- His next match is against Cameron Norrie, who advanced while leading 7-5, 6-4 when Sebastian Korda retired.
- Sebastián Báez fell in straight sets to Lloyd Harris, extending a difficult Grand Slam season.
- Qualifier Federico Agustín Gómez pushed No. 5 Jack Draper to four sets and earned applause with a standout passing shot before losing.
- Tomás Etcheverry is already into round two to face Jiri Lehecka, while Francisco Cerúndolo meets Matteo Arnaldi and Solana Sierra faces Sorana Cîrstea in their debuts.