Paralympic swimmer McKenzie Coan, Olympic cycling athlete Hannah Roberts, Olympic climbing athlete Brooke Raboutou and Olympic diving athlete Hailey Hernandez will all be competing in the 2021 Tokyo Olympics. These Gen Z athletes share with us the joys and challenges of their sports. And they each reveal why they didn't quit and persevered.Read more at: https://www.sheknows.com/parenting/videos/2470726/team-usa-olympic-paralympic-athletes-women-in-sports/