Yoshihito Nishioka Pictures

  • LONDON, ENGLAND - JULY 05: Yoshihito Nishioka of Japan serves during the Boys' Doubles quarter-final match between Yoshihito Nishioka of Japan and Jorge Brian Panta of Peru and Thanasi Kokkinakis of Australia and Nick Kyrgios of Australia on day eleven of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on July 5, 2013 in London, England. (Photo by Julian Finney/Getty Images)