That's literally not what he said. He's saying the majority of people supporting border controls are not racist, but the vocal minority are the ones who "boast about arrests" / "make up stories about crime or eating cats and dogs"
Exactly. This is one of those "not everyone who cares about border controls are racist, but most racists care a lot about border controls" situations
Exactly. This is one of those "not everyone who cares about border controls are racist, but most racists care a lot about border controls" situations