I'm Joseph Scott Morgan.

I was the youngest medical legal death investigator in the country.

The first time I've ever made a death notification on you after that moment

that I was going to try to be as compassionate as I possibly could.

Because when families are rocked by death,

the only thing they really want are answers.

They ask how, where, it was my job as a death investigator to bring those answers.

Listen to Body Bags with Joseph Scott Morgan, wherever you get your podcasts.

Crime Stories with Nancy Grace.

I'm Dave Mack with CrimeOnline.com.

Joining us right now is Joseph Scott Morgan, professor of Forensics at

Janksville State University, the author of Blood Beneath My Feet.

We're going to take a look at what happened to JJ Valow and Tiley Ryan,

as well as the investigation into the death of Tammy Debel.

Joseph Scott Morgan, I want to start with JJ and Tiley.

And if you can, let's start with what happened to Tiley Ryan after she was killed.

Well, you know, when you begin to look at Tiley's remains,

you're looking at this, this, this, these heat related what we refer to as artifacts

left behind on the body, where there is some type of attempt.

We don't know to what degree, okay?

Let's just face it because the reports haven't been released.

But she's, she has this heat artifact, this heat artifact that's left behind.

...