With no regrets, Liukin retires from competitive gymnastics
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Credit: Getty Images
ST. LOUIS, MO - JUNE 8: Nastia Liukin observes the National Anthem prior to competing in the Senior Women's competition on day two of the Visa Championships at Chaifetz Arena on June 8, 2012 in St. Louis, Missouri. (Photo by Dilip Vishwanat/Getty Images)
