Thiago Agustin Tirante produced a major upset in Houston by beating top seed and 2024 champion Ben Shelton. The world No. 83 won 6-7(5), 6-3, 6-4 to reach the Fayez Sarofim & Co. U.S. Men’s Clay Court Championship semi-finals. The result continued a strong run after Tirante dropped only three games in his opening match.