identify that person as ms. frasch, but everything else about that description fits. this was a big deal. and the prosecutors knew it. this was a credible person, right? yes,i think he was wrong. i don t think he was lying. of course, you but so think he s wrong. but he he thought he was right. he did. pretty certain of it? yes, he was. reporter: the neighbor had credibility, not a quality, said the defense, possessed by adam frash s cellmate, dale folsom, the jailhouse snitch. if a snitch is the witness the prosecutor hates to love, he s also a witness the defense loves to hate. we love snitches, don t we? tell me what you know about this particular one. well, he s a career criminal. started with his first convictions back in about 1990. reporter: in court, attorney taylor, the father, went right after folsom. he did not spare the rod. it s my understanding you ve got, was it four or 40 prior felony convictions?