Coco Gauff beats Naomi Osaka at Australian Open

CBS News Videos

Coco Gauff, the youngest player at the Australian Open, made it to the fourth round in her biggest performance yet. The 15-year-old ousted defending Japanese champ Naomi Osaka. Meantime, Serena Williams' quest for a 24th Grand Slam singles title at the Open is over. She suffered a shocking upset to China's Wang Qiang, marking her earliest exit at Melbourne Park in 14 years.

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