Champion Gauff makes early exit from US Open, Zverev into last eight

Coco Gauff’s U.S. Open title defence ended in a 6-3 4-6 6-3 loss to fellow American Emma Navarro in the fourth round on Sunday, the reigning women’s champion becoming the latest big name to make an early exit at Flushing Meadows this year.

Gauff had been looking to avenge her fourth-round loss at this year’s Wimbledon but Navarro stunned the crowd at Arthur Ashe Stadium with an aggressive all-round display to reach the quarter-finals for the first time.

Third seed Gauff fought...