Tom Daley practicing at the Aquatic Centre during previews for the London Olympic games. (Photo by Paul Gilham/Getty Images)

Tom Daley practicing at the Aquatic Centre during previews for the London Olympic games. (Photo by Paul Gilham/Getty Images)

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)