GAUFF KNOCKOUT AUSTRALIAN OPEN DEFENDING CHAMPION OSAKA

Teenage sensation Coco Gauff has knocked out defending Champion Naomi Osaka at the Australian Open third round.

Coco debutant at the Ausie Open won 6-3, 6-4 to progress into the pre-quarter final of the Melbourne Major in just 67 minutes.

Coco Gauff is 15 years and had earlier beaten seven-time Grand Slam Champion Venus Williams 7-6, 6-3 in the first round of Australian Open, Monday.