Grega Zemlja Pictures

  • LONDON, ENGLAND - JUNE 29: Juan Martin Del Potro of Argentina shakes hands at the net with Grega Zemlja of Slovenia after their Gentlemen's Singles third round match on day six of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on June 29, 2013 in London, England. (Photo by Dennis Grombkowski/Getty Images)