>> this alibi would be very good. there was no reason for his attorney not to produce this in court as a defense. >> but if duckett was innocent, how could frank explain the pubic hair found in teresa mcabee's underwear? pubic hair that an fbi forensic analyst said matched james duckett's. >> mike malone was an long-time fbi expert. malone took a look at it and said it was indistinguishable from duckett's hair. >> marshall frank wasn't so sure. what he soon learned about fbi expert mike malone would further convince him that duckett was innocent. >> overall, it stunk to high heaven. the whole thing stunk.