Possible, I suppose. If he hadn't recorded/bragged about it on Twitter, I'd say you're right, but who knows. Irrational people are irrational.

I don't mean to sound so jaded, but, well, I kinda am. As an American, this shit is absurdly common, and there's never any meaningful attempt to address it. At best we pass some gun control law that actually does very little, while you can still get your lettuce, condoms, and firearms all from your friendly neighborhood Walmart.