>> there was no sex? >> no. >> none? >> no. >> and if this woman says so, she's lying? >> let's see what the story's going to be. i don't want to get into being pinned down on some things until we see what the story's going to be. >> mr. cain has recently fallen in the polls. this is the latest in a series of accusations against him, including claims by three women who say he allegedly sexually harassed or groped them. cain's campaign is downplaying the latest charge of an affair, saying it's not an accusation of harassment but of alleged consensual conduct between adults. in a statement, cain's attorney said in part, "he has no obligation to discuss these types of accusations publicly with the media and he will not do so, even if his principled position is viewed unfavorably by members of the media." that from mr. cain's attorney, less of a denial than mr. cain himself. meanwhile, barney frank, one of the leading voices of the democratic party, says he will not seek re-election in 2012. the massachusetts congressman will step down after 32 years in office. he cited the difficulties of