you have done a mountain of research on florence harding, i am sure. now that all is said and done, do you have a gut feeling, yes or no, simply from your heart, do you think that nan britain's child belongs to warren harding? why have the grandchildren refused dna tests? >> that is a very good question. i will answer your second question first, because it sounds a that is a yes or no. i will say, absolutely i do not believe harding is the father of nan britain's child. there is really no credible evidence. i like the piece -- we have very good evidence that one affair happened for much of those years. but the case of nan britton, a young woman, she had a crush on warren, they certainly connected that there was nothing of the sort we heard about on "boardwalk empire" another popular culture and books you were alluding to. to me, there is no credible evidence. the dna business sort of confirms it. my sense is orangey harding probably had, other people suggested this as well, some kind of fertility problem. florence had no problem having children, yet the

florence harding let people come any old time to the white house. grace said no, i think you should meet me at noon on the steps, or a 3:00 reception. she was a little more organized about these things. people forget that they had the mayflower yacht. that was their camp david. this was a place they could go and be themselves. the military ran it, and the public really didn't know a lot about what was going on there. it was a time-out for them a little bit. >> when they escaped, did they go to northampton or back to plymouth notch? >> it was often no escape because of the crowds. plymouth notch, people camped out, shopped, the neighbor created a tea house. coolidge was not sure people should exploit the presidency in that way, but he wanted his neighbors to do well. they began to go on summer retreats. they went to the adirondacks or they went to south dakota or they went to wisconsin where they could have a distance from the rest. this was the president of saving and economy. if he lived too opulently, what about that? one of the interesting things

eastern as we learn more about florence harding. and we return in the new year with the five most recent first ladies from nancy reagan to michelle obama. and along with the white house's association, we offer the special edition of the book "first ladies of the united states of america." now available for the discounted price of $12.95 plus shipping. visit our series website for the special section "welcome to the white house." stladies.g/fir span, aup on c- discussion on negotiations over iran's nuclear program. that outgoing federal reserve chairman ben bernanke explains plans to reduce the economic stimulus. valerie interviews jarrett. talks between iran and world powers resume over the nuclear program. a former obama administration advisor said there is still though agreement on a key point. the level of uranium enrichment that would be acceptable to the u.s.. this is part of an event hosted by the asia society and is one hour and 10 minutes. [applause] >> you laid out exactly the questions. if you have questions, i know they a

her ten grandchildren, her ten other grandchildren, the value of hard work, how to laugh and just how important family really is. florenceriarch of our family. no thought this week, just a thank you. i know you're watching and probably saying something like, boy, you're going on too long. o, and my fico® credit score's on here. yeah, you've got our discover it card, so you get your fico® score on your monthly statements now, for free! that's nice of you! it's a great way to stay on top of your credit, and make sure things look the way they should. awesomesauce! huh! my twin sister always says that. wait...lisa? julie?! you sound really different on the phone. do i sound pleasant? for once in your life you sound very pleasant. at discover, we treat you like you'd treat you. free fico® credit score. get the it card at discover.com. ♪ ♪ get great gifts from the person who knows you best. you. that's powerful. verizon. get new year's countdown deals. save $50 on select droid devices, like the free droid mini. >>> target is reassuring its customers that their p.i.n. data is safe and secure. the retailer confirmed that some nu