FROM CNN's Jack Cafferty: It feels like Sarah Palin all over again. Delaware Republican Senate nominee Christine O'Donnell burst onto the national stage with her upset win in the primaries; and suddenly everyone can't seem to get enough of her. [cnn-photo-caption image=http://i2.cdn.turner.com/cnn/2010/images/09/22/art.odonnell.jpg caption=" U.S. Senate candidate Christine O'Donnell smiles at supporters before doing a television … Continue reading Why do Palin and O'Donnell attract so much attention?