This is an I-Heart podcast.

Guaranteed Human.

Previously on paper ghosts.

Shelly had scratches all over her arms and her right side.

I didn't see the left side, but both arms were scratched, her hands were scratched,

and her right side was scratched

and up on her neck.

You know, we don't have the advantage of going back in time and making that a more organized

operation. We can't go back in time and fix any of that or preserve anything that maybe they

didn't think or know to preserve back then

that might be important today.

So you really have to set out on a facts-finding mission.

And when I talked to Elwood about it,

he's like, yeah, we had done a polygraph on...

And he failed two questions.

And, you know, when I wanted to go back and questions some more,

was like, no, I brought the attorney in. she's like, you'll never talk to him again.

And we never did it.

My name is M. William Phelps.

I'm an investigative journalist and the New York Times best-selling author of dozens of true crime books.

This is Season 5 of Paper Ghosts,

the Texas teen murders.

...