TENNIS PHOTOS

  • Frederico Delbonis of Argentina, returns a ball to Joao Sousa of Portugal, during their semifinal match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Frederico Delbonis of Argentina, returns a ball to Joao Sousa of Portugal, during their semifinal match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Joao Sousa of Portugal returns a ball to Frederico Delbonis of Argentina, during their semifinal match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Joao Sousa of Portugal returns a ball to Frederico Delbonis of Argentina, during their semifinal match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Frederico Delbonis of Argentina, returns a ball to Joao Sousa of Portugal, during their semifinal match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Joao Sousa of Portugal returns a ball to Frederico Delbonis of Argentina, during their semifinal match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Frederico Delbonis of Argentina, reacts after losing a point against Joao Sousa of Portugal, during their semifinal tennis match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Joao Sousa of Portugal, shouts after winning a game against Frederico Delbonis of Argentina, during their semifinal match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Joao Sousa of Portugal, reacts after winning a game against Frederico Delbonis of Argentina, during their semifinal match at the Geneva Open tournament in Geneva, Switzerland, Friday, May 22, 2015. (Martial Trezzini/Keystone via AP)

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  • Serbia's Novak Djokovic returns the ball during a training session for the French Tennis Open at the Roland Garros stadium, Friday, May 22, 2015 in Paris. The French Open starts Sunday. (AP Photo/Francois Mori)

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