Ivo Karlovic Pictures

  • NEW YORK, NY - SEPTEMBER 05: Ivo Karlovic of Croatia walks off the court after his loss to Kei Nishikori of Japan during his fourth round Men's Singles match on Day Eight of the 2016 US Open at the USTA Billie Jean King National Tennis Center on September 5, 2016 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Michael Reaves/Getty Images)