I guess you forgot how this turned out — how does it go, those who forget/ignore history are condemned to repeat it?
Sen. Richard Lugar defeated by tea party challenger
http://articles.latimes.com/2012/may/09/nation/la-na-lugar-election-20120509
Conservative rival Richard Mourdock easily wins Indianas Republican Senate primary over the 35-year incumbent. He will face Democratic Rep. Joe Donnelly in the general election.
Followed by:
Joe Donnelly upsets Richard Mourdock in Indiana
http://www.politico.com/news/stories/1112/83440.html
This turns out that the GOPE will refuse to support and fund any conservative. They would rather lose than see a conservative win.
I hope the GOPE candidate all lose in November.