This is Hidden Killers Live with Tony Bruske, Stacey Cole, and Todd Michaels.

Let's move on to another case that continues to garner our curiosity and, of course, headlines, the David Celeste Revis Hernandez case.

We now have multiple major outlets quoting law enforcement

insiders saying investigators are looking at forensic indicators consistent with dismemberment,

indicators consistent with freezing or refrigeration, and even the possibility that Celeste

may have died months earlier than anyone even realized.

And then the part nobody can wrap their head around.

Those same insiders say the person whose car she was found in has not even been interviewed

by investigators, not questioned, not sat down, nothing.

Combined that with the reporting that investigators believe more than one person may have been involved in concealing her body.

You can feel this case shifting from tragedy into something far more orchestrated. That is our backdrop.

Jennifer Kaufendaffer, retired FBI special agent, is here to help break all of this down and what it actually means from an investigative standpoint.

Let's start right there. Why, if true, has no one questioned David? Or is it simply, he said no.

I'm not going to be questioned right now. Yeah, that is your answer. Very early on, he had counsel. We know that because counsel

actually said, we're cooperative. That's what the council said. We're cooperative. But I don't

believe he's ever been questioned, and I don't think the council is going to let him be questioned.

So that's why he hasn't been questioned.

He can say no.

So does cooperative mean that you're showing up for questioning or does cooperative mean?

We'll answer your questions that you, but we don't have to necessarily give you the answer you're looking for.

We can just simply say, no, we'll pass on that, that opportunity

to talk to you. Well, I don't know any defense attorney who has ever said my client is being

...