Those Trump supporters exist, I'm sure. I've never met any of them in California, though. I assume the media has the same problem.
And not without reason; Trump supporters have been assaulted.
You may know Trump supporters who just don't want to fight about it.
Abroad is the last place to meet a republican (at least outside of the high earning senior manager demographic), let alone a trump supporter. Ya, they just might not be talking about it, but it is a very self selective bunch of people that are going to be basically migrant workers in another country, they won't be anti immigrant since that would be too hypocrititical.
edit: added link
It would be great if you wouldn't pollute hacker news with this.