Alert: Leylah Fernandez stuns defending champion Naomi Osaka at the US Open
Naomi Osaka served for the match in the second set but it was 18-year-old Leylah Fernandez who came out a 5-7, 7-6, 6-4 winner in the third round on Arthur Ashe Stadium
Leylah Fernandez during first round play at Stade IGA at the National Bank Open – Montreal
Credit: AI / Reuters / Panoramic