AdvertisementU.S. Women's Gymnasts Have A Surprisingly Rough 1st Day Of Olympic CompetitionUpdated July 25, 2021Merrit KennedyfacebookEmailU.S. gymnastics star Simone Biles performs on the vault during the women's artistic gymnastic qualifications on Sunday at the 2020 Summer Olympics in Tokyo. (AP)This article was originally published on July 25, 2021.