Spain

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Maria Sharapova from Russia returns the ball during a Madrid Open tennis tournament match against Li Na from China in Madrid, Spain, Friday, May 9, 2014. (AP Photo/Daniel Ochoa de Olza)

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Li Na from China returns the ball during a Madrid Open tennis tournament match against Maria Sharapova from Russia in Madrid, Spain, Friday, May 9, 2014 . (AP Photo/Daniel Ochoa de Olza)

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Maria Sharapova from Russia serves the ball during a Madrid Open tennis tournament match against Li Na from China in Madrid, Spain, Friday, May 9, 2014. (AP Photo/Daniel Ochoa de Olza)

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Maria Sharapova from Russia serves the ball during a Madrid Open tennis tournament match against Li Na from China in Madrid, Spain, Friday, May 9, 2014 . (AP Photo/Daniel Ochoa de Olza)

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Rafael Nadal from Spain returns the ball during a Madrid Open tennis tournament match against Jarkko Nieminen, from Finland, in Madrid, Spain, Thursday, May 8, 2014. (AP Photo/Daniel Ochoa de Olza)

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Real Madrid's Portuguese defender Pepe, right, jumps for the ball during a Spanish La Liga soccer match against Real Valladolid, at the Jose Zorrilla stadium in Valladolid, Spain, Wednesday, May 7, 2014. (AP Photo/Israel L. Murillo)

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Na Li from China returns the ball during a Madrid Open tennis tournament match against Sloane Stephens from U.S. in Madrid, Spain, Thursday, May 8, 2014 . (AP Photo/Daniel Ochoa de Olza)

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Na Li from China returns the ball during a Madrid Open tennis tournament match against Sloane Stephens from U.S. in Madrid, Spain, Thursday, May 8, 2014 . (AP Photo/Daniel Ochoa de Olza)