McKayla Maroney wins worlds vault
ANTWERP, Belgium -- The United States won a second gold-silver double in as many days at the gymnastics world championships on Saturday, with defending champion McKayla Maroney beating all-around champion Simone Biles in the vault.
Earlier, 17-year-old Kenzo Shirai of Japan twisted his way to the floor gold medal, becoming the first athlete to perform a quadruple twist at a major event final.
The U.S. women kept up their dominance as Maroney performed two daring vaults with poise ...
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