john feit left the priesthood. he has lived a full life. i'm gary tuchman with cnn. i want to talk to you about irene garza. >> good for you. >> reporter: it's not surprising he doesn't want to talk about irene, because not only do her relatives and dale believe he killed her, so does every police officer and law enforcement agency that's dealt with this case. do you believe you know who the murderer is? >> we have developed evidence sufficient to probable cause that he was involved in this particular homicide. >> reporter: but with so much heat, why did the case go cold? early on, why do you think he wasn't prosecuted? >> a cover-up. >> reporter: who were they trying to protect? >> john b. feit.