It's titled "CBS evening blues," and it's in Sunday's Philadelphia Inquirer. Gail Shister writes:

"CBS executives deny it, but there's a growing feeling within the network that Katie Couric is an expensive, unfixable mistake.

So unfixable that Couric - the first woman to anchor a network nightly newscast solo - may leave CBS Evening News, probably after the 2008 presidential elections, to assume another role at the network, CBS sources say."

It's a must-read...