The anti-gun left has apparently fully embraced that old saying from the late sixties and early seventies: the personal is political. It’s not enough to protest the NRA’s headquarters, call its leaders Nazis and ask how many kids have they killed today in tediously un-original chants. Now they’re attacking their homes and families. National Rifle Association lobbyist Chris Cox says his house was splashed with fake blood — twice. Then, someone made a fake website for his wife’s interior design business, altering images of artwork to show photos of child gun violence victims. Last week, two gun control activists...