Simone Biles has withdrawn from the gymnastics team finals in Tokyo -- the Olympic superstar is dealing with a "medical issue" that has forced her to back out of the event, officials say.
There are conflicting reports on what caused Biles -- quite possibly the greatest gymnast of all time -- to leave the competition. The 24-year-old appeared to suffer an injury early in the event, but the NBC's broadcast stated a coach claimed her withdrawal was due to a "mental issue."
USA Gymnastics released a statement Tuesday morning .