I had the same thought.
It's a quirky defence to say a person isn't nasty to one group, he's horrid to everyone. It's like a person on trial for rape saying, I didn't rape her, I murdered her whole family.
Enough of the porcine identification comments. I like pigs. They don't need to be dirtied by association with the political sty master.
The trouble with Trump is to do with being a human. A terrible one.