Thrilling Matches and Upsets: Day 7 Recap at the U.S. Open

The seventh day of the U.S. Open saw Frances Tiafoe and Aryna Sabalenka advance to the quarter-finals. Notable matches included Emma Navarro's upset of defending champion Coco Gauff and Alexander Zverev's comeback win over Brandon Nakashima. The tournament continues with highly anticipated matches on Monday.

The seventh day of the U.S. Open at Flushing Meadows brought thrilling tennis action and unexpected upsets. Crowd favorite Frances Tiafoe secured his spot in the last eight after defeating Australia's Alexei Popyrin and will next face Grigor Dimitrov.

Meanwhile, Aryna Sabalenka eased past Elise Mertens to reach the quarter-finals. She'll compete against the winner of Zheng Qinwen and Donna Vekic's match. In a surprising turn, Emma Navarro eliminated defending champion Coco Gauff in an all-American clash, booking her first quarter-final appearance.

Adding to the day's excitement, German fourth seed Alexander Zverev rallied from a first-set loss to beat Brandon Nakashima, securing his place in the quarter-finals where he will meet Taylor Fritz. With top players still in contention, the U.S. Open promises more high-stakes matches.

(With inputs from agencies.)