drinking age from 21 to 18 we saw the carnage on the roads thafr and in the middle 1980s raised the drinking age back up as a measure. marijuana's not as dangerous as drinking and driving, but this is social learning and putting of limits on that experiment in colorado and washington. >> i wonder too what you make of kentucky because the story of the gay marriage debate in this country you know over the last decade has been -- it went from being a fringe issue to something that if you take a poll nationally right now it's a majority issue. but that's not a majority across the country in every state. i think that's a message in part that kentucky voters were sending yesterday. there's an assumption i think a lot of gay marriage advocates have that this is an inevitability, eventually this will be a majority thing everywhere, it will be a fringe thing to oppose gay marriage. do you think that assumption is accurate? >> look, it's going to be a federal thing and a regional thing. all these years after the end of