And what would the tier-rankings look like based on experience alone? In my book, Bayh is a first tier candidate given his experience as a governor and throw in the national security experience by sitting in the Armed Services Cmte.
3. Not strongly beholden to any particular wing or political infrastructure within the party. I would prefer someone who is not a Blue Dog, not a Progressive, not a New Democrat, not a Clintonista, not from a big city machine. I want an independent operative who can move freely throughout the party, and is not easily pegged as a specific type of Democrat.