>> to help us understand what this purging of party moderates means for the republican prospects in the senate this year and maybe the longer term consequences for the republican party, we're joined by two experts here. stu rothenberg, editor and publisher of the rothenberg political reporter, and don balz, national political reporter, and grand puma of "the washington post" political team over there. stu, let me start with you. you put it out first immediately. you moved virginia from lean democrat to lean republican. prospects for them to take over the senate today? >> significantlily worse today than yesterday. this delaware seat was part of the mathematical calculation, the republicans netting ten seats, withdraw one. it's still a long shot. it was always tougher, but this is much tougher now. >> what is this now? what are the last three or four seats now that suddenly have to get more tension from national republican ifs they truly want to continue to make the claim? >> it's certainly still the big three of washington, california,