geovany must have killed her.ldn't even give his full name? and who was this geovany, anyway? the detective checked for priors. it wasn't much. had a record as a juvenile. got his fingerprints, get the fingerprints that we lifted from the crime scene. there's hardly any that are legible. keith morrison: and none was a match. now you're stuck as an investigator. this is all you got. you got this one witness. and you want to tie the suspect to the scene, but there's nothing to tie him. i mean, there's nothing. i got-- i have nothing to hit him on. keith morrison: but worth a try. he brought geovany in for an interview. water or coke? no, do damage to my stomach right now without food. of course, he denies it. keith morrison: was it crazy? no way to prove, really. and then a couple of days later, detective roberts brought the tipster, joe, back in. and this time, joe poured it all out, s geovany actually told him straight out that he killed someone. now, that was huge if joe was telling the truth. but just one guy's