Simone Biles will compete in the Liukin Cup on Friday night at AT&T Stadium.
Simone Biles will compete in the Liukin Cup on Friday night at AT&T Stadium. Andy Wong AP
Simone Biles will compete in the Liukin Cup on Friday night at AT&T Stadium. Andy Wong AP

These U.S. gymnasts are fit for a Cowboys-sized stage

March 05, 2015 9:16 PM