Donald Trump is a lot of things, but stupid is not one of them. Like all of us, he is understandably horrified by the murder sprees of that progressive environmental eugenics weirdo and that member of Big Chief Warren’s tribe.* But Trump is also keenly aware that any betrayal of his supporters on a literally life or death issue like guns – if you’ve been listening to the left you have a good idea what miserable fate awaits you if you get disarmed and they take power – will result in his wholesale abandonment by his supporters. No, his base...