Argentina's Juan Martin del Potro poses on the podium with his bronze medal, at the end of the men's singles tennis tournament of the London 2012 Olympic Games, at the All England Tennis Club in Wimbledon, southwest London, on August 5, 2012. AFP PHOTO / MARTIN BERNETTI
Argentina's Juan Martin del Potro poses on the podium with his bronze medal, at the end of the men's singles tennis tournament of the London 2012 Olympic Games, at the All England Tennis Club in Wimbledon, southwest London, on August 5, 2012. AFP PHOTO / MARTIN BERNETTI