John McCain is going to announce his running mate in a few days, so we might as well revisit where the candidates stand:

First Tier (aka The Obvious Picks)
Mitt Romney
Tim Pawlenty

Second Tier (aka No Where Else to Put Them)
Tom Ridge
Meg Whitman
Sarah Palin

The Long Shot Tier
Carly Fiorina
Bobby Jindal
Rob Portman

The Surprise-But-Not-Really-A-Surprise Tier
Joe Lieberman
Mike Huckabee

The Surprise Tier
Gen. David Petraeus