keystone
...IMHO, he just wears her on his arm to impress his friends (if he has any). I dunno why anyone is surprised when anybody that rich is an asshole. He is the rule rather than the exception.
...his girlfriend (according to the media) is half black and half Hispanic and he don't want her hanging around with black folks? Afraid they will show him up perhaps???
...in any case, he's just another asshole and he's probably enjoying the attention.

Liberals are like a "Slinky". Totally useless, but somehow ya can't help but smile when you see one tumble down a flight of stairs!