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Switzerland's Roger Federer hits a return to Canada's Vasek Pospisil at the Rogers Cup tennis tournament in Montreal, August 10, 2011. REUTERS/Christinne Muschi (CANADA - Tags: SPORT TENNIS Stock Photo - Alamy
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Tennis - AEGON Masters - Royal Albert Hall, London - 1/12/09 Morocco's Younes El Aynaoui in action during the group stages Mandatory Credit: Action Images / Matthew Childs Livepic Stock Photo - Alamy
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