One wonders why, in its giddiness to lure in Katie Couric as its news babe, CBS threw away all common sense. Since the dawn of television, men have dominated network news for obvious reasons. Their voices are lower and they rarely display middle-aged gams. This amalgam of testosterone and primness has helped even an outright buffoon like Dan Rather to do a convincing imitation of gravitas. Even the network's trick of sending Katie to Iraq failed to rope in a single viewer. But much has been lost beyond the handsome salary. Now, putting another female into Katie's position will look...