Clive Brunskill/Getty Images
Mirka Federer, wife of Roger Federer of Switzerland, cheers as he plays against Juan Martin Del Potro of Argentina 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. Federer defeated Del Potro 4-6, 7-6, 19-17.