Luckily for the people who never, ever want to talk about using gun control to control who gets guns, there's an exciting new distraction to talk about: security clearance! As in, how did the guy with a long history of violent mental illness get security clearance? It's a great card to play whenever someone asks how he obtained weapons with which to murder over a dozen people. Indeed, it got played pretty quickly on me on Twitter, which is how I know this shit is coming. I tweeted: