the miami book fair concludes with author michael moore at 6 p.m. eastern time, you can watch that at booktv.org. well, one more call-in segment on booktv on c-span2 coming up, and that's with jim lehrer. recently, mr. lehrer sat down for our "after words" program with gloria of cnn to talk about "tension city." here's a little bit of video, then we'll be back live with mr. lehrer. >> guest: presidential debates have become the only time with with -- where the candidates, usually two, sometimes three, are on the same stage at the same time talking about the same things. and they come usually in october with the election pretty close, maybe a month or only a month or less away. the polls show that in up in probably 90% or more of the people have already made a decision as to who, for whom they're going to vote. but for whom they're going to vote decision, some of them are leaning, some of them are not, and mostly what they want to do, the issues are pretty much on the table, and people have decided whether they're in favor of lock boxes for social se