There is a problem with your question. It’s definitely happened. I don’t know any example, because whenever I questioned such statements, it was always just to

There is a problem with your question. It’s definitely happened. I don’t know any example, because whenever I questioned such statements, it was always just to hide some racist, sexist, etc opinion. But still, I’m pretty sure, that there are cases. The problem is I can’t imagine that it’s more than 1% at this point. I questioned such statements too many times, and only a proper study can change my mind.