Gun Laws: Before the tragedy in Connecticut, a shooter at an Oregon shopping mall was stopped by an armed citizen with a concealed carry permit who refused to be a victim, preventing another mass tragedy. In the target-rich environment of the Clackamas Town Center two weeks before Christmas, the shooter managed to kill only two people before killing himself. A far worse tragedy was prevented when he was confronted by a hero named Nick Meli. As the shooter was having difficulty with his weapon, Meli pulled his and took aim, reluctant to fire lest an innocent bystander be hit. But...