His staff and the lobbyists control him. I don’t really understand how it all works, but I do know Thad all by himself isn’t worth all this to anyone.
Thad is only going to be there for a year or two. Then the seat will be auctioned off so the highest bidder can be the incumbent for any special election and the next general in 2020.
As for the soul-searching, maybe the GOP could check on the receipt from when they sold their souls... it often has the buyers address and phone number.