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Olympics Day 7 - Tennis

LONDON, ENGLAND - AUGUST 03: A general view of Wimbledon is seen as Juan Martin Del Potro of Argentina returns a shot against Roger Federer of Switzerland in the Semifinal of Men's Singles Tennis on Day 7 of the London 2012 Olympic Games at Wimbledon on August 3, 2012 in London, England. (Photo by Clive Brunskill/Getty Images)

Roger Federer vs. Juan Martin del Potro

August 3, 2012

Roger Federer of Switzerland secured the first singles medal of his career after defeating Juan Martin del Potro of Argentina 3-6, 7-6 (5), 19-17 in 4 hours,

26 minutes. That match was the longest men's match of the Open era. -- By Armando Botello II, Yahoo! Sports