LONDON - JULY 01: Elena Dementieva of Russia celebrates winning the women's singles Quarter Final match against Nadia Petrova of Russia on day eight of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 1, 2008 in London, England. (Photo by Ian Walton/Getty Images)
ROME, ITALY - MAY 15: Rafael Nadal of Spain in action during his Third Round match against Stan Wawrinka of Switzerland on Day Six of the The Internazionali BNL d'Italia 2015 on May 15, 2015 in Rome, Italy. (Photo by Ian Walton/Getty Images)
LONDON, ENGLAND - JULY 10: Novak Djokovic of Serbia dives for a backhand in the Gentlemens Singles Semi Final match against Richard Gasquet of France during day eleven of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 10, 2015 in London, England. (Photo by Ian Walton/Getty Images)