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Previews Ahead Of London 2012 Olympic Games

Tom Daley of Great Britain practices at the Aquatic Centre during previews ahead of the London 2012 Olympic Games at Olympic Park on July 17, 2012 in London, England. (Photo by Paul Gilham/Getty Images)

Athletes gear up for London Olympics

With the 2012 London Olympics fast approaching, athletes are getting acclimatised to the conditions for their respective events. Here's a look at some of their preparations for the biggest fortnight of their careers.