Tokyo Olympics: Simone Biles to not defend gymnastics title, withdraws from all-around competition
HIGHLIGHTS The all-around was one of four events in which Biles had won gold in Rio 2016 The 24-year-old earlier withdrew from her team event after a single vault A sweep of the gold medals at the Tokyo Olympics would have made Biles the most accomplished woman Olympian in any sport United States gymnastics star Simone…