Re-live some of the greatest moments from the London 2012 Olympic Games.

Featuring such athletes as Mo Farah, Michael Phelps and David Rudisha this video takes a look back at some the defining moments from the Summer Games.

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Every edition has its own story to tell and will be remembered for some truly remarkable performances from sporting legends such as Jesse Owens, Abebe Bikila, Jean-Claude Killy, Nadia Comaneci, Katarina Witt, Michael