Simone Biles wins vault bronze at 2015 Worlds

Simone Biles smiles on the vault podium at the 2015 Worlds (John Cheng/USA Gymnastics)

Simone Biles midair during the vault final at the 2015 Worlds (John Cheng/USA Gymanastics)

Hong Un-Jong (left), Maria Paseka (middle) and Simone Biles (right) share the vault podium in 2015 (John Cheng/USA Gymnastics)

Simone Biles during her second vault in the apparatus final at the 2015 Worlds