Frances tennis player Richard Gasquet leaves the draw ceremony for the upcoming Davis Cup tennis tournament between Argentina and France in Buenos Aires, Argentina, Thursday, April 4, 2013. Gasquet was replaced by Gilles Simon. Argentina will face France in the Davis Cup World Group quarterfinals April 5-7. (AP Photo/Victor R. Caivano) Next
Argentina's Juan Martin Del Potro raises the trophy after winning the final match against Switzerland's Roger Federer during the Swiss Indoors tennis tournament at the St. Jakobshalle in Basel Switzerland on Sunday Oct.
Defending champion Serena Williams, of the U.S, picks up a token during the Men's singles draw for the French Open Tennis tournament, at the Roland Garros stadium in Paris, Friday, May 23, 2014. The French Open tennis tournament starts Sunday. (AP)