Top-ranked Iga Swiatek beat Chinese opponent Wang Xiyu 6-2, 6-4 to reach the quarterfinals at the Paris Olympics. Her quarterfinal opponent will be eighth-seeded Danielle Collins after the American eliminated Colombia’s Camila Osorio 6-0, 4-6, 6-3. Second-ranked Coco Gauff was left fuming over a perceived missed officiating decision in a 7-6 (7), 6-2 loss to Donna Vekic of Croatia. Americans Taylor Fritz and Tommy Paul both advanced. Fritz rallied past Jack Draper of Britain 6-7 (3), 6-3, 6-2 and Paul beat 18-year-old Czech player Jakub Mensik 6-3, 6-1. In doubles, Rafael Nadal and Carlos Alcaraz advanced into the quarterfinals with a 6-4, 6-7 (2), 10-2 match tiebreaker victory over Tallon Griekspoor and Wesley Koolhof of the Netherlands.