![Cincinnati, OH, USA. 15th Aug, 2019. Western and Southern Open Tennis, Cincinnati, OH; August 10-19, 2019. Venus Williams plays a ball against opponent Donna Vekic during the Western and Southern Open Tennis Cincinnati, OH, USA. 15th Aug, 2019. Western and Southern Open Tennis, Cincinnati, OH; August 10-19, 2019. Venus Williams plays a ball against opponent Donna Vekic during the Western and Southern Open Tennis](https://c8.alamy.com/comp/W9WMMW/cincinnati-oh-usa-15th-aug-2019-western-and-southern-open-tennis-cincinnati-oh-august-10-19-2019-venus-williams-plays-a-ball-against-opponent-donna-vekic-during-the-western-and-southern-open-tennis-tournament-played-in-cincinnati-oh-williams-won-2-6-6-3-6-3-august-15-2019-photo-by-wally-nellzumapress-credit-wally-nellzuma-wirealamy-live-news-W9WMMW.jpg)
Cincinnati, OH, USA. 15th Aug, 2019. Western and Southern Open Tennis, Cincinnati, OH; August 10-19, 2019. Venus Williams plays a ball against opponent Donna Vekic during the Western and Southern Open Tennis
![Cincinnati, OH, USA. 15th Aug, 2019. Western and Southern Open Tennis, Cincinnati, OH; August 10-19, 2019. Roger Federer plays a ball against opponent Andrey Rublev during the Western and Southern Open Tennis Cincinnati, OH, USA. 15th Aug, 2019. Western and Southern Open Tennis, Cincinnati, OH; August 10-19, 2019. Roger Federer plays a ball against opponent Andrey Rublev during the Western and Southern Open Tennis](https://c8.alamy.com/comp/WA270W/cincinnati-oh-usa-15th-aug-2019-western-and-southern-open-tennis-cincinnati-oh-august-10-19-2019-roger-federer-plays-a-ball-against-opponent-andrey-rublev-during-the-western-and-southern-open-tennis-tournament-played-in-cincinnati-oh-rublev-won-6-3-6-4-august-15-2019-photo-by-wally-nellzumapress-credit-wally-nellzuma-wirealamy-live-news-WA270W.jpg)
Cincinnati, OH, USA. 15th Aug, 2019. Western and Southern Open Tennis, Cincinnati, OH; August 10-19, 2019. Roger Federer plays a ball against opponent Andrey Rublev during the Western and Southern Open Tennis
![St. Jakobshalle, Basel, Switzerland. 26th Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Alex de Minaur (AUS) celebrates winning the match against Reilly Opelka (USA) - Editorial Use Credit: Action Plus Sports/Alamy St. Jakobshalle, Basel, Switzerland. 26th Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Alex de Minaur (AUS) celebrates winning the match against Reilly Opelka (USA) - Editorial Use Credit: Action Plus Sports/Alamy](https://c8.alamy.com/comp/2A6FGBJ/st-jakobshalle-basel-switzerland-26th-oct-2019-atp-world-tour-tennis-swiss-indoors-alex-de-minaur-aus-celebrates-winning-the-match-against-reilly-opelka-usa-editorial-use-credit-action-plus-sportsalamy-live-news-2A6FGBJ.jpg)
St. Jakobshalle, Basel, Switzerland. 26th Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Alex de Minaur (AUS) celebrates winning the match against Reilly Opelka (USA) - Editorial Use Credit: Action Plus Sports/Alamy
![St. Jakobshalle, Basel, Switzerland. 26th Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Stefanos Tsitsipas (GRE) serves the ball in the match against Roger Federer (SUI) - Editorial Use Credit: Action Plus St. Jakobshalle, Basel, Switzerland. 26th Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Stefanos Tsitsipas (GRE) serves the ball in the match against Roger Federer (SUI) - Editorial Use Credit: Action Plus](https://c8.alamy.com/comp/2A6FWJF/st-jakobshalle-basel-switzerland-26th-oct-2019-atp-world-tour-tennis-swiss-indoors-stefanos-tsitsipas-gre-serves-the-ball-in-the-match-against-roger-federer-sui-editorial-use-credit-action-plus-sportsalamy-live-news-2A6FWJF.jpg)
St. Jakobshalle, Basel, Switzerland. 26th Oct, 2019. ATP World Tour Tennis, Swiss Indoors; Stefanos Tsitsipas (GRE) serves the ball in the match against Roger Federer (SUI) - Editorial Use Credit: Action Plus
![February 19, 2019: Jason Jung, of Taipei, plays a volley against Steve Johnson, of the United States, during the first round of the 2019 Delray Beach Open ATP professional tennis tournament, played February 19, 2019: Jason Jung, of Taipei, plays a volley against Steve Johnson, of the United States, during the first round of the 2019 Delray Beach Open ATP professional tennis tournament, played](https://c8.alamy.com/comp/2EMFGYD/february-19-2019-jason-jung-of-taipei-plays-a-volley-against-steve-johnson-of-the-united-states-during-the-first-round-of-the-2019-delray-beach-open-atp-professional-tennis-tournament-played-at-the-delray-beach-stadium-tennis-center-in-delray-beach-florida-usa-mario-houbenphoto-by-mario-houbencsmsipa-usa-2EMFGYD.jpg)
February 19, 2019: Jason Jung, of Taipei, plays a volley against Steve Johnson, of the United States, during the first round of the 2019 Delray Beach Open ATP professional tennis tournament, played
![Tennis - ATP 500 - Swiss Indoors Basel - St. Jakobshalle, Basel, Switzerland - October 26, 2019 Australia's Alex de Minaur (R) celebrates after winning his semi final match against Reilly Opelka Tennis - ATP 500 - Swiss Indoors Basel - St. Jakobshalle, Basel, Switzerland - October 26, 2019 Australia's Alex de Minaur (R) celebrates after winning his semi final match against Reilly Opelka](https://c8.alamy.com/comp/2EDRC98/tennis-atp-500-swiss-indoors-basel-st-jakobshalle-basel-switzerland-october-26-2019-australias-alex-de-minaur-r-celebrates-after-winning-his-semi-final-match-against-reilly-opelka-of-the-us-l-reutersarnd-wiegmann-2EDRC98.jpg)