Long before homosexual activist Floyd Corkins entered the D.C.-based Family Research Council (FRC) with the intent to commit mass murder, I warned from the rooftops that the hard-left Southern Poverty Law Center’s anti-Christian “hate group” propaganda might spur such bloodshed. With a column headlined, “Liberal violence rising,” I wrote, “The SPLC’s dangerous and irresponsible (‘hate group’) disinformation campaign can embolden and give license to like-minded, though less stable, left-wing extremists, creating a climate of true hate. Such a climate is ripe for violence.” Tragically, my deepest fears were realized. Then, in August, days after Corkins was heroically disarmed by...