Four-time Olympic champion Simone Biles made a triumphant return to gymnastics after a two-year hiatus, dominating the U.S. Classic on Saturday in her first competition since the Tokyo Olympics.

Biles, a 19-time world champion, electrified a sellout crowd in suburban Chicago with a stunning performance, receiving an all-around judges' total score of 59.100 points.

"Tonight went really well," Biles said. "Everything has fallen into place. I feel really good about where I am now mentally and physically.