WHEN a Fox News anchor, reacting to his own network’s surging e-mail traffic, warns urgently on-camera of a rise in hate-filled, “amped up” Americans who are “taking the extra step and getting the gun out,” maybe we should listen. He has better sources in that underground than most...

By most accounts, the showdown was pretty brutal. Many watching Thursday night’s “Daily Show” on Comedy Central felt that comedian-turned-media-critic Jon Stewart held bombastic financial guru and CNBC “Mad Money” host Jim Cramer’s feet to the fire. Stewa...