Cooper Maul

But the Freshwaters wouldn't talk, and without their help, Knudsen was left piecing together a puzzle with almost no pieces.

Everyone was tired of chasing a ghost.

And Margo was making elite agents look like they were spinning in circles.

Knudsen made multiple overtures to Margot's mom and brother to no avail.

And something about their silence began to feel intentional.

Just because they didn't have the best relationship with her doesn't mean they thought what happened to her was fair.

As they say, blood is thicker.

And they were simply getting sick of the FBI asking questions they didn't know the answers to.

Can't blame them.

I'd be annoyed too.

And soon there was no one.

In 1984, the family buried Margo.

On paper, anyway.

They had her legally declared dead.

The investigation died quietly.

It was a disappointing but practical decision, especially for a guy who doesn't like to stop until the job is done right.

Margo Freshwater's name faded from the wanted lists, and it would stay that way until someone decided to look again.

That's Greg Costas.

Tennessee was calling him because he was out of Ohio.

He was an agent with their Bureau of Criminal Investigation, known as the BCI.