Biles was awarded the President's Medal of Freedom

- Today she adds another medal to her collection, I do not know how she will fit in with it, says Biden when handing over the medal.

Biden also said that Biles is the youngest person ever to receive the medal.

25-year-old Biles has already won 32 Olympic and World Cup medals, making her America's most successful gymnast of all time.

Another athlete received the President's Medal of Freedom: football player Megan Rapinoe.