The Davis Cup

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Spectators watch the Davis Cup World Group quarterfinal match between Italy's Fabio Fognini Britain's James Ward, in Naples, Italy, Friday, April 4, 2014. (AP Photo/Salvatore Laporta)

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Britain's James Ward, left, walks off the court as rain delays the Davis Cup World Group quarterfinal match against Italy's Fabio Fognini in Naples, Italy, Friday April 4, 2014. (AP Photo/Salvatore Laporta)

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Stanislas Wawrinka of Switzerland serves to Andrey Golubev of Kazakhstan during the first single match of the Davis Cup World Group quarterfinal match between Switzerland and Kazakhstan, in Geneva, Switzerland, Friday, April 4, 2014. (AP Photo/Keystone, Salvatore Di Nolfi)

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Andrey Golubev of Kazakhstan returns a ball to Stanislas Wawrinka of Switzerland during the first single match of the Davis Cup World Group quarterfinal match between Switzerland and Kazakhstan, , in Geneva, Switzerland, Friday, April 4, 2014. (AP Photo/Keystone, Salvatore Di Nolfi)

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Stanislas Wawrinka, of Switzerland returns a ball to Andrey Golubev of Kazakhstan during the first single match of the Davis Cup World Group quarterfinal match between Switzerland and Kazakhstan, in Geneva, Switzerland, Friday, April 4, 2014. (AP Photo/Keystone, Salvatore Di Nolfi)