Reality Show: Inside the Last Great Television News War

Dan Rather, Tom Brokaw, Peter Jennings: They were on a first-name basis with the country for a generation, leading viewers through moments of triumph and tragedy. But now that a new generation has succeeded them, the once-glittering job of network anchor seems unmistakably tarnished. In an age of instantaneous Internet news, cable echo chambers and iPod downloads, who really needs the evening news? And, by extension, who needs Katie Couric, Brian Williams, and Charlie Gibson?

But the anch...