Kazakhstan

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Roger Federer, left, of Switzerland, poses with Mikhail Kukushkin, right, of Kazakhstan, after the draw prior to the Davis Cup World Group quarterfinals between Switzerland and Kazakhstan, in Geneva, Switzerland, Wednesday, April 2, 2014. (AP Photo/Keystone, Salvatore Di Nolfi)

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Swiss Davis Cup Team captain Severin Luethi, 2nd right, poses with his players Henri Laaksonen, left, Roger Federer, 2nd left, Stanislas Wawrinka, center, and Michael Lammer, right, after the draw prior to the Davis Cup World Group quarterfinals between Switzerland and Kazakhstan, in Geneva, Switzerland, Wednesday, April 2, 2014. (AP Photo/Keystone, Salvatore Di Nolfi)

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Stanislas Wawrinka, left, of Switzerland, and Roger Federer, right, of Switzerland, speak together during a training session of the Swiss Davis Cup tennis team prior to the Davis Cup World Group quarterfinal match between Switzerland and Kazakhstan, , in Geneva, Switzerland, Wednesday, April 2, 2014. The Davis Cup World Group quarterfinal between Switzerland and Kazakhstan will take place from April 4 to April 6. (AP Photo/Keystone,Salvatore Di Nolfi)