Riley Gaines revealed her sister's reaction to the personal attack Simone Biles levied on the former NCAA All-American swimmer last week.

Riley Gaines broke down the personal attack Simone Biles levied on her on social media and what it really meant for the Olympic gold medalist and one of the greatest gymnasts of all-time.

The social media attack on women’s sports activist Riley Gaines was launched by Olympic gymnast Simone Biles on Friday after the former NCAA All-American swimmer reacted to a transgender athlete