Toyota Prius drivers--eco-friendly drivers who try their damnedest not to leave their carbon footprint on Mother Earth--have become "a prime target for vandals" in Petaluma. And, according to CBS 5, no one has been able to figure out why. The odd design of the car? The smug self-righteousness of Prius drivers? For fun? Who's to say. About half a dozen Petaluma Prius owners have had their hybrid cars brutally attacked over the last two......