apparently her name is Karen and she got fired https://www.azcentral.com/story/new...mployee-fired-customer-trump-mask/5417227002/
That's seems a pretty solid case for firing. You might not like what political opinion a customer is expressing with their outerware but you can't take it out customers like that.
Don't blame the store. You can't have store managers going around yelling at passers-by. Not good for business. Just like, it appears, Tucker Carlson's head writer is not good for business.