No. 6 Coco Gauff, a former Atlanta resident, beat 32nd-seeded Elise Mertens 3-6, 6-3, 6-0. Gauff will face Caroline Wozniacki in the fourth round. Wozniacki earned a 4-6, 6-3, 6-1 victory over Jennifer Brady.
Tenth-seeded American Frances Tiafoe moved into the fourth-round with a 4-6, 6-2, 6-3, 7-6 (6) victory over No. 22 Adrian Mannarino, the fourth straight year he has gone at least that far at the U.S. Open, beating Rafael Nadal on his way to the semifinals last year.
When/where to watch on TV Saturday
11 a.m. ESPN2 and 7 p.m. ESPN2