Let's not forget the other RINOs that pat themselves on the back for being such good Republicans, but wouldn't support a Conservative principle if their lives depended on it. Let's add to your list:
McConnell and Richard Burr.
And what in God's Name is John Boehner doing? Political winds pick up and you can see his feet shifting. Rasmussen is exactly right, these people get to DC and become convinced of the righteousness of making political deals rather than wrapping themselves in the Constitution and defending Liberty! I am all for working things out amicably, our political system exists to provide recourse. However, while method can be open to compromise, never can principle.