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Olympics - Previews - Day - 1

LONDON, ENGLAND - JULY 26: Jordyn Wieber of United States on the Vault during training sessions for Artistic Gymnastics ahead of the 2012 Olympic Games at Greenwich Training Academy on July 26, 2012 in London, England. (Photo by Christian Petersen/Getty Images)

Gymnastics champ Jordyn Wieber

After winning All-Around gold at the 2012 Visa Championships in St. Louis, Jordyn Wieber is all set to lead the U.S. women's gymnastics team at the London Games.