Australia's Nick Kyrgios celebrates winning his men's singles fourth round match against Spain's Rafael Nadal on day eight of the 2014 Wimbledon Championships at The All England Tennis Club in Wimbledon, southwest London, on July 1, 2014. Kyrgios won 7-6, 5-7, 7-6, 6-3. AFP PHOTO / CARL COURT  - RESTRICTED TO EDITORIAL USE / AFP PHOTO / CARL COURT        (Photo credit should read CARL COURT/AFP/Getty Images)