The 21 (of 45 Republicans) Senators who voted NO can, for the most part, be considered the hardcore constitutional conservative faction of the Republican caucus. The have reinforcements coming in January 2015 and further reinforcements should be coming from the 2016 election.
Even though it is not fast enough to suit me, we are making progress.
But I have no illusions that the first time any of the nine does something like, say, vote for Mitch over Ted, plenty of my fellow Freepers will instantly throw them under the RINO bus.