15-Year-Old Coco Gauff Upsets Naomi Osaka at 2020 Australian Open

1:30am PST - January 24th, 2020    coco gauff - Bleacher Report

American 15-year-old Coco Gauff produced another remarkable performance in a Grand Slam to beat defending champion Naomi Osaka in the third round of the 2020 Australian Open on Friday...