Using these unnamed sources, if done properly, carefully and fairly, provides more accountability in government.

Good work is always done in defiance of management.

Not a season passes without new disclosures showing Nixon's numerous attempts at criminal use of his presidential powers and in fact the scorn he held for the rule of law.

We need to police ourselves in the media.

When you practice reporting for as long as I have, you keep yourself at a distance from True Believers. Either conservatives or liberals or Democrats or Republicans.

The fact of the Watergate cover-up is not nearly as interesting as the step into making the cover-up. And when you understand the step, you understand that Richard Nixon lied. That he was a criminal.

I recently did the David Letterman Show about my book. He was very serious and made no jokes and it caught me off guard a little bit. He was much more serious than some of the joke shows that journalists get on.