Britain's Jack Draper fell to American Reilly Opelka in the second round of the Miami Open, losing 7-6(3) 7-6(0) despite strong serve resistance. Opelka fired 25 aces and 47 winners to reach the third round on home soil.
American Ethan Quinn stunned 11th seed Casper Ruud, saving seven set points en route to a 6-4 7-6(7) win-his first career Masters 1000 third-round appearance.
Italy’s Matteo Berrettini upset 10th seed Alexander Bublik 6-4 6-4. In the women’s draw, Amanda Anisimova edged Ajla Tomljanovic 6-1 5-7 6-4 after a rain delay, while Coco Gauff and Jasmine Paolini both rallied from a set down to advance.