live and learn, i guess. delaware senate candidate ante party favorite christine o'donnell now says, you know what? she regrets making what is now famous in the campaign season, the "witch" ad, produced in response to comments that she made about witchcraft many years ago. on a cable tv show, here's part of the ad that she now regrets. >> i'm not a witch. i'm nothing you have heard. i'm you. none of us are perfect. but, none of us can be happy with what we see all around us. i'll go to washington, and do what you would do. martha: all right, now, she says the ad was supposed to put the controversy to rest but her saying that at the beginning, i'm not a witch, certainly brought it up again and, meanwhile, she squared off with chris coons, beating her now and they traded jabs over social security. >> social security will go bankrupt and we have got to do