it's very difficult to overturn in the courts and almost impossible. So that's a big shift and another sign of how this country is changing and how tolerant it has become in a short period of time of same-sex marriage and I expect that will now continue. Really interesting. TONY JONES: A final, brief and interesting one, perhaps a little more shocking in some respects. Colorado had a vote to legalise marijuana and it got up. Is Colorado now genuinely gonna be the high state? Is that going to happen? MICHAEL DUFFY: Well, it's funny, Tony, most people in America think dope was already legal in Colorado. And there are some western states where this is just more accepted that in the east. I think we'll see - elsewhere in the country where they have legalised medical marijuana there's been a kind of rollback in the last year and a half, California, a few other places, but Colorado is charging ahead and will join - I think it was defeated someplace else, it's not coming to me immediately, but I think Arkansas. But this is another element of American life that has changed rather quickly in the last five years and I think is probably here to stay. TONY JONES: Yes, the big compulsory question to politicians in the future: did you inhale when skiing in Colorado? MICHAEL DUFFY: Yes. Or did you go to Colorado for medical treatment? TONY JONES: Michael Duffy, on that rather strange note, we'll leave