Photos: 2012 London Olympics, a look back
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Credit: AFP/Getty Images
Britain's Zara Phillips on High Kingdom competes in the Dressage phase of the Eventing competition of the 2012 London Olympics at the Equestrian venue in Greenwich Park, London, July 29, 2012. AFP PHOTO / JOHN MACDOUGALL (Photo credit should read JOHN MACDOUGALL/AFP/GettyImages)
