France's Jo-Wilfried Tsonga reacts during his quarterfinal match against Switzerland's Roger Federer at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 23, 2013. (AP Photo/Andy Wong)

Associated Press
France's Jo-Wilfried Tsonga reacts during his quarterfinal match against Switzerland's Roger Federer at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 23, 2013. (AP Photo/Andy Wong)
France's Jo-Wilfried Tsonga reacts during his quarterfinal match against Switzerland's Roger Federer at the Australian Open tennis championship in Melbourne, Australia, Wednesday, Jan. 23, 2013. (AP Photo/Andy Wong)
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