Mikhail Kukushkin Pictures

  • NEW YORK, NY - AUGUST 31: Mikhail Kukushkin of Kazakhstan serves during his men's singles third round match against David Ferrer of Spain on Day Six of the 2013 US Open at USTA Billie Jean King National Tennis Center on August 31, 2013 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Elsa/Getty Images)