Riley Gaines, a former swimmer for the University of Kentucky, slammed transgender athlete Lia Thomas and the NCAA this week during an appearance on Fox News, Radar has learned. The shocking interview took place on Wednesday when Gaines appeared on Tucker Carlson’s digital program, Tucker Carlson Today. According to Gaines, she felt “extreme discomfort” changing next to Thomas in the female locker room because of Thomas’ “different parts.” Gaines also claimed the NCAA failed to disclose that Thomas would be sharing the same changing facilities with the rest of the female athletes, and accused …