Japanese tennis pro Nishikori Kei testspositive for COVID-19 As US Open nears,Nishikori Kei tests positive, will self-quarantine Aug. 17, 2020 16:09# Ashleigh Barty# Nishikori# Rafael NadalAs US Open nears,Nishikori Kei tests positive, will self-quarantine # Ashleigh Barty# Nishikori# Rafael Nadal
