I don't care if he lived on Mars for the last 40 years when his lifetime voting record according to the American Conservative Union is 86%.
The goals for anyone with a political stratgey are 1) A Republican controlled Senate 2) Enough conservatives within the Senate to set the agenda and 3) A Reagan-like conservative President in 2016 with a conservative mandate that force Congress to follow his or her agenda.
Establishment types are a means to an end for conservatives. But, there is no way to win without putting some in Congress.
I do, I have a big issue with the trend in this country for lifelong Washington based politicians and the rise of a distinct political class in this county. But, that is a fight for another time and place. I expressed my displeasure during the primary with my words and my vote. I now support Roberts as he is a conservative and he is one of the key to Republican control of the Senate which is the most important issue in this election year.