Mary Mapes, the fired CBS News producer, phoned in to Morning Joe on MSNBC to give her thoughts on her former employer and on Katie Couric.

"That is a tough place to work and the people who have survived it, have really been savvy," she said.

On Couric: "She's gone from being sort of an exuberant presence to someone who looks like they've been kidnapped and drugged and are making a hostage tape. It has nothing to do with her being a male or female, it's just not comfortable to watch."

After thanking Mapes and taking a commercial break, some Morning Joe viewers were none too happy with the host. "We've been getting tons of e-mails from people very upset that I did not scream at Mary Mapes," Joe Scarborough said. "I let people come on. People that I disagree with, people that I agree with. I am not a screamer. We will have an intelligent discussion."

Mapes' most recent work was a story for The Huffington Post comparing President Bush's commutation of Scooter Libby to Bush's death row record as governor of Texas...