On Monday, 21-year-old Quintez Brown allegedly walked into the campaign office of Craig Greenberg, a mayoral candidate in Louisville, Kentucky, and opened fire, targeting Greenberg. None of the five people in the room at the time were hit but Greenberg’s sweater was grazed. The people in the room succeeded in barricading the door and the suspect fled. Brown was arrested while in possession of a loaded 9mm magazine along with a handgun, a handgun case, and additional magazines less than half a mile from the scene of the shooting. Brown had been an organizer with Black Lives Matter Louisville and...