Tennis champ Coco Gauff to miss Olympics after testing positive for Covid-19 AFP Monday Jul 19, 2021 Coco Gauff, coming off a run to the fourth round at Wimbledon, tweeted her sadness at missing out American teen tennis star Coco Gauff will miss the Tokyo Olympics after testing positive for Covid-19, she announced on Sunday. Gauff, coming off a run to the fourth round at Wimbledon, tweeted her sadness at missing out on "a dream come true" at age 17. "I am so disappointed to share the news that I have tested positive for COVID and won't be able to play in the Olympic Games in Tokyo," Gauff tweeted.