Guillermo Garcia-Lopez Pictures

  • NEW YORK, NY - AUGUST 28: Guillermo Garcia-Lopez of Spain serves to Juan Martin Del Potro of Argentina during their men's singles first round match on Day Three of the 2013 US Open at USTA Billie Jean King National Tennis Center on August 28, 2013 in the Flushing neighborhood of the Queens borough of New York City. (Photo by Elsa/Getty Images)