The Story of Simone Biles

This episode contains mentions of sexual abuse. Simone Biles, 24, showed up on the national stage at 16, when she competed in and won the national championships. She equally impressed at her first Olympics, in 2016 in Rio. Going into the Tokyo Games this year, Ms. Biles — who is considered one of the greatest gymnasts of all time — was expected to win the all-around. So she shocked many this week when she pulled out of the competition. What prompted her decision? Guest: Juliet Macur, a sports reporter for The New York Times.