MASON, OHIO - AUGUST 15: Su-Wei Hsieh of Chinese Taipei plays Naomi Osaka of Japan during the Western & Southern Open at Lindner Family Tennis Center on August 15, 2019 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)
MASON, OHIO - AUGUST 15: Su-Wei Hsieh of Chinese Taipei plays Naomi Osaka of Japan during the Western & Southern Open at Lindner Family Tennis Center on August 15, 2019 in Mason, Ohio. (Photo by Matthew Stockman/Getty Images)