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Simone Biles of the United States prepares to compete during the Women's Uneven Bars Final of the 2019 FIG Artistic Gymnastics World Championships in Stuttgart, Germany, Oct. 12, 2019. (Xinhua/Zhang Cheng)

Simone Biles of the United States prepares to compete during the Women's Uneven Bars Final of the 2019 FIG Artistic Gymnastics World Championships in Stuttgart, Germany, Oct. 12, 2019. (Xinhua/Zhang Cheng)