Gymnast MyKayla Skinner claims Simone Biles mistreated her amid a growing feud over Riley Gaines and transgender athletes in sports.

Olympian and former University of Utah athlete MyKayla Skinner has weighed in on the social-media spat between Simone Biles and Riley Gaines, saying that she was “belittled” and “ostracized” by Biles, her former teammate. She did not offer specifics.

"It’s one thing to disagree. It's another to use your platform to bully and demean," Skinner said in a public statement