everything they can to have the states bring up the exchanges. >> a number of republican governors are refusing to implementing obamacare. if the states don't implement these changes, taxes don't go into effect, the individual mandate doesn't go into effect, around the subsidy don't go into effect. the letter of the entire law could come crashing down. that's the greater thing, a state level action. i think that could bring the whole thing down. we just don't know. the obama administration is going forward, saying this is an oversight, we'll set up these exchanges as usual and proceed. there will be a fight over that. i don't know how that will end up in the courts. >> greta: rick, ambassador rice will meet tomorrow with three u.s. senators, her biggest critics. why is she doing that. >> charm offense. the president has made it clear that he's confident in her leadership. they realize she has a problem in the senate.