Long Island Serial Killer
...getting so much media attention that there will be more and more of em as time goes by. Kinda like mostly peaceful protesters, traffic blockers, suicide bombers, invaders of other countries blah blah blah. The behavior you reward is the behavior that gets repeated.
Liberals are like a "Slinky". Totally useless, but somehow ya can't help but smile when you see one tumble down a flight of stairs!