It’s so predictable, maybe we should start calling it “Gun Control Day.” Like the movie “Groundhog Day,” it happens again and again after a mass shooting, like the one at a July 4th parade near Chicago that killed seven people and wounded two dozen. The professional anti-gun mob – i.e., liberal Democrats and the major media outlets – immediately spring into action and exploit the tragedy as much as they can. As they did this week, they automatically blame guns, renew their calls for stricter gun reforms or dream about completely outlawing the private ownership of guns. It doesn’t matter...