Kei Nishikori tests negative for coronavirus, but withdraws from US Open

Kei Nishikori withdraws from US Open despite negative Covid-19 test

source https://www.indiatoday.in/sports/tennis/story/kei-nishikori-tests-negative-for-coronavirus-but-withdraws-from-us-open-1715539-2020-08-27?utm_source=rss