The people you are addressing don’t believe in science. They certainly don’t believe in natural selection. This is the perfect situation for a practical science lesson. So I would encourage Republicans (particularly Trump’s base) to gather together in large groups, go to bars, go to Trump rallies and generally ignor the scientific warnings. It’s just “fake” news right? And anti-vaxers, you would not accept a vaccine if it were available, so don’t wait for one. Here’s a look at the typical marks for natural selection that I have in mind: If this video is blocked just look up Jordan Klepper vs. Trump Supporters, The Daily Show.