Thanks for listening to 2020. Remember, you can follow us on Amazon Music to hear this podcast and other ABC News podcasts ad-free.

Or you can ask Alexa to play the podcast 2020 on Amazon Music.

I bought this camcorder, just like to talk to you. I just wanted to tell you hi and I love you and I miss you.

I'm very proud of you.

My wife got the call at home and they said Holly was missing.

I mean the Army's got a missing soldier.

That's a big deal.

We're now inside at Fort Bragg.

One of those soldiers goes missing. They would just jump into deal. We're now inside at Fort Bragg. One of those soldiers goes missing.

They would just jump into action.

We didn't know this is someone that had kidnapped Holly or killed Holly.

That's 146.

That was her apartment.

We could tell looking through the back window that place had been burned. She was not in there.

Several knives were missing from the knife block.

Then bizarrely a second female soldier goes missing.

Megan Tummo.

She was supposed to go to work and she didn't show up for work.

Are they just missing? They succumbed to foul play. Like, you just don't know.

The mirror had a very large insignia drawn on it.

That insignia is a zodiac sign.

While there's this massive church for Holly, these mysterious letters come in from a person purporting to be reenacting the Zodiac murders.

...