Svetlana Kuznetsova, of Russia, returns to Ashleigh Barty, of Australia, during the Western & Southern Open tennis tournament, Saturday, Aug. 17, 2019, in Mason, Ohio.
Naomi Osaka, of Japan, looks up a replay as she faces Sofia Kenin, of the United States, in the quarterfinals of the Western & Southern Open tennis tournament Friday, Aug. 16, 2019, in Mason, Ohio. Osaka withdrew from the match with an injury.
Novak Djokovic, of Serbia, reacts after giving up a point to Sam Querrey, of the United States, at the Western & Southern Open tennis tournament in Mason, Ohio, Tuesday, Aug. 13, 2019.
Cori Gauff returns the ball as she and Caty McNally played against Fanny Stollar, of Hungary, and Maria Sanchez in the women's doubles final at the Citi Open tennis tournament Saturday, Aug. 3, 2019, in Washington.
Bianca Andreescu, of Canada, celebrates after defeating Sofia Kenin, of the United States, during the Rogers Cup women’s tennis tournament Saturday, Aug. 10, 2019, in Toronto.
Rafael Nadal of Spain celebrates his victory over Daniel Evans of Great Britain during second round of play at the Rogers Cup tennis tournament Wednesday August 7, 2019 in Montreal.
Winner Romania's Simona Halep and second placed United States' Serena Williams, right, pose with their trophies after the women's singles final match on day twelve of the Wimbledon Tennis Championships in London, Saturday, July 13, 2019.
Serbia's Novak Djokovic kisses the trophy during the presentation after he defeated Switzerland's Roger Federer during the men's singles final match of the Wimbledon Tennis Championships in London, Sunday, July 14, 2019.