Coco Gauff withdraws from Tokyo Olympics after positive COVID-19 test USA TODAY Coco Gauff shared that she tested positive for COVID-19, announcing that she would be withdrawing from the Tokyo Olympics just days before the start of the Games. She was expected to headline the United States’ tennis team as the highest-ranked American player going to the Games. “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 said in her Twitter post. “I want to wish Team USA best of luck and a safe games for every Olympian and the entire Olympic family.”