republican law maker is going to get primary play a role in them not shifting their views despite the public may be shift sblg a major thing that's happening from the watergate era to today is the sorting out of the two parties. it used to be they weren't that cohesive. you used to have liberal republicans rarity lfrom the no conservative democrats from the south, they were all uneasily share this party umbrellas, their party labels. back then it was a lot easier for fish susures to develop. now they're more defined. >> thank you, my friend. steve kornacki, nbc news national political correspondent and the author of the red and the blue. all right. coming up, google reportedly secretly tapped into the medical records of millions of americans gathering lab results,