Jean-Julien Rojer Pictures

  • LONDON, ENGLAND - NOVEMBER 16: Jean-Julien Rojer of The Netherlands and Horia Tecau of Romania return the ball during the doubles match against Ryan Harrison of The United States Michael Venus of New Zealand on day five of the 2017 Nitto ATP World Tour Finals at O2 Arena on November 16, 2017 in London, England. (Photo by Alex Pantling/Getty Images)