Naomi Osaka into W&S final after calling for racial justice Naomi Osaka, of Japan, returns a shot from Elise Mertens, of Belgium, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Stefanos Tsitsipas, of Greece, reacts after winning a tiebreak point during his match with Milos Raonic, of Canada, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
A trainer works on the neck of Novak Djokovic, of Serbia, during a break in his match with Roberto Bautista Agut, of Spain, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Roberto Bautista Agut, of Spain, serves to Novak Djokovic, of Serbia, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
A trainer works on the neck of Novak Djokovic, of Serbia, during a break in his match with Roberto Bautista Agut, of Spain, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Roberto Bautista Agut, of Spain, returns a shot to Novak Djokovic, of Serbia, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Novak Djokovic, of Serbia, is sprawled out on the court after falling during his match with Roberto Bautista Agut, of Spain, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Naomi Osaka, of Japan, returns a shot from Elise Mertens, of Belgium, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Novak Djokovic, of Serbia, returns a shot to Roberto Bautista Agut, of Spain, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Elise Mertens, of Belgium, serves to Naomi Osaka, of Japan, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Johanna Konta, of Great Britain, grimaces as she returns a shot to Victoria Azarenka, of Belarus, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Victoria Azarenka, of Belarus, returns a shot to Johanna Konta, of Great Britain, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Victoria Azarenka, of Belarus, reacts to a shot to Johanna Konta, of Great Britain, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Milos Raonic, of Canada, reacts scoring a point during his match with Stefanos Tsitsipas, of Greece, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
Milos Raonic, of Canada, serves to Stefanos Tsitsipas, of Greece, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)
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Naomi Osaka, of Japan, returns a shot from Elise Mertens, of Belgium, during the semifinals at the Western & Southern Open tennis tournament Friday, Aug. 28, 2020, in New York. (AP Photo/Frank Franklin II)