...Obama said, 'I welcome debate among my team, but I won't tolerate division'.

Deep Throat was a very unfortunate name given to the source by the managing editor of The Washington Post.

Some newspapers have a hands-off policy on favored politicians. But it's generally very small newspapers or local TV stations.

I recently read some of the transcripts of Nixon's Watergate tapes, and they spent hours trying to figure out who was leaking and providing information to Carl and myself.

Watergate is an immensely complicated scandal with a cast of characters as varied as a Tolstoy novel.

Deep Throat's information, and in my view, courage, allowed the newspaper to use what he knew and suspected.

I have found people don't want to be told. That they can figure it out.