LONDON, ENGLAND - JUNE 25:  Radek Stepanek of Czech Republic down on the floor during his defeat against Novak Djokovic of Serbia during their Gentlemen's Singles second round match on day three of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club at Wimbledon on June 25, 2014 in London, England.  (Photo by Steve Bardens/Getty Images)