Are the knives out already?

I hate to contribute to the life of this story by repeating it, but it's not exactly a secret that there are already whispers in the corridors of power about knives being sharpened. The common thinking goes that Stephane Dion only has one election in him, not by his choice, but instead because the leadership camps of his former rivals are already preparing to topple him in the event of an election loss. Now, I could certainly imagine some dissension in the ranks - the Liberal party isn't as unified today as it has been historically - but an outright coup? I highly doubt it.

Still, this email I received gave me pause for thought. It was entitled "Bob Rae Launches Liberal Leadership Bid," though I'm still not sure who sent it: