Last week, it was a libertarian in New Hampshire asserting his right to bear arms by wearing a loaded pistol strapped to his leg outside a town hall meeting featuring President Barack Obama. This week, a man in a coat and tie with an assault rifle slung over his shoulder was among several gun-toting protesters at an Obama speech in Arizona. The two states are among several that permit people to carry loaded guns openly. This unprecedented display of loaded weapons at... (GunPolicy.org)