French tennis player Jo-Wilfried Tsonga returns the ball to Argentine tennis player Juan Monaco during the Davis Cup quarterfinals tennis match at Mary Teran de Weiss stadium in Roca Park in Buenos Aires on April 7, 2013. AFP PHOTO / JUAN MABROMATA
Jo-Wilfried Tsonga of France reacts in his Gentlemen's Singles first round match against Gilles Muller of Luxembourg during day two of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on June 30, 2015 in London, England.
Jo-Wilfried Tsonga of France grimaces as he is hit with a ball during his Gentlemen's Singles semi final match against Andy Murray of Great Britain on day eleven of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 6, 2012 in London, England.
Jo-Wilfred Tsonga of France reacts to a play during his Men's Singles quarter final match against Rafael Nadal of Spain on day five of the AEGON Championships at Queens Club on June 10, 2011 in London, England.
Roger Federer of Switzerland reacts after winning a point in his match against Jo Wilfried Tsonga of Francce during the Roger Federer Charity Match at Melbourne Park on January 8, 2014 in Melbourne, Australia.
Jo-Wilfried Tsonga (C) of France poses with the squad of 380 Australian Open 2013 ballkids at the National Tennis Centre ahead of the 2013 Australian Open at Melbourne Park on January 8, 2013 in Melbourne, Australia. The squad includes 20 ballkids from Korea, 6 from China and 23 from interstate.
Jo-Wilfried Tsonga of France reacts during his match against Novak Djokovic of Serbia during the Men's Single Final of the China Open at the China National Tennis Center on October 7, 2012 in Beijing, China.