Delia D'Ambra

They said, well, Warren, these are the four questions that we're looking for. One of them was, did he do the interview with Mr. Hibbard? Another one was, did he write the letters to the media? Another one was, is he acting alone or is there really a coalition to save the preserve? Are there other people? And then of course the fourth one was, did you set the fires?

He is feeling pretty safe and pretty comfortable, and he's with a friend who is two-faced.

He is feeling pretty safe and pretty comfortable, and he's with a friend who is two-faced.

Yeah, I was probably under a lot of stress. I was thinking that I was doing the right thing, hoping that I was doing the right thing.

Yeah, I was probably under a lot of stress. I was thinking that I was doing the right thing, hoping that I was doing the right thing.

We got to the south rim of the Grand Canyon just before sunset.

We got to the south rim of the Grand Canyon just before sunset.

Did he do the interview? Did he write the letters? Is he acting alone? Did he set the fires? I knew the questions, I had them in my head, I had it rehearsed. I just wasn't emotionally prepared for the answers.

Did he do the interview? Did he write the letters? Is he acting alone? Did he set the fires? I knew the questions, I had them in my head, I had it rehearsed. I just wasn't emotionally prepared for the answers.

By the time we got to the trailhead, the sun had set and the Grand Canyon was aglow with the colors of a sunset.

By the time we got to the trailhead, the sun had set and the Grand Canyon was aglow with the colors of a sunset.

It was really quite a sight. It always is.

It was really quite a sight. It always is.

We're in probably one of the most remote places in the world.

We're in probably one of the most remote places in the world.

When we got to the top, Mark was exhausted.

When we got to the top, Mark was exhausted.

I kind of threw the backpack at him and said, here's everything you need.

I kind of threw the backpack at him and said, here's everything you need.

Hi, park enthusiasts. I'm your host, Delia D'Ambra. And today's episode is a unique one. I'm going to tell you about two different cases, which are both more than 100 years old. But they share something crucial in common. Well, more like a crucial question in common. And that is, are they accidents or are they murders?