The 'transcendent' accomplishments of gymnast Simone Biles

Olympic champion gymnast Simone Biles is showing no signs of slowing down. On Sunday night, Biles won a record-tying sixth consecutive national championship -- and some of her moves were unprecedented. Amna Nawaz reports and talks to USA Today’s Nancy Armour about the challenging physics involved in Biles’ spectacular feats and how she is using her influence to hold USA Gymnastics accountable.