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Switzerland's Stanislas Wawrinka celebrates after beating Finland's Jarkko Nieminen at the Swiss Indoors ATP tennis tournament in Basel November 5, 2009. REUTERS/Christian Hartmann (SWITZERLAND SPORT TENNIS Stock Photo - Alamy
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Switzerland's Davis Cup team member Roger Federer hits a return to Stanislas Wawrinka during a practice session in Fribourg, February 8, 2012. Switzerland will meet the U.S. in the Davis Cup tennis