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Olympics Day 5 - Fencing

Bartosz Piasecki of Norway celebrates victory against Jinsun Jung of Korea in the Men's Epee Individual Fencing Semi Final on Day 5 of the London 2012 Olympic Games at ExCeL on August 1, 2012 in London, England. (Photo by Ian Walton/Getty Images)

A look back at the London Olympics

A look at some of the most memorable photos from the London 2012 Olympics. -- By Carla Thorpe, Yahoo! Sports