Sampson-Gonzales; Iraq Vote and Veto; Running for Prez as a Republican

Did Kyle Sampson bring the Attorney General's temple down? Are the wheels coming off the Bush Administration? Will Rove be the last man standing? Plus, the House and Senate vote for war funding with pullout dates or goals.  What's politics and what's policy? And Rudy Giuliani's troubles highlight how tough it is for Republicans running for President. Lawrence O'Donnell sits in for Matt Miller; Arianna Huffington is away as well.