Jo-Wilfried Tsonga of France hits a return to Roger Federer of Switzerland during their quarter-final match at the Wimbledon tennis championships in London June 29, 2011.

Jo-Wilfried Tsonga of France hits a return to Roger Federer of Switzerland during their quarter-final match at the Wimbledon tennis championships in London June 29, 2011.
Jo-Wilfried Tsonga of France hits a return to Roger Federer of Switzerland during their quarter-final match at the Wimbledon tennis championships in London June 29, 2011. Reuters
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