There's a proverb you've heard before, that one about the relationship between smoke and fire?

As in where there's the one, the other has been busy burning something, or soon will be.

And in our story, investigators believe that by the late summer of 2013,

for nine months, Carrie Farber had been, metaphorically

speaking, arranging the kindling, flicking a lighter as she escalated her attacks on Dave

Krupa and Liz Gawleyer. And so on Saturday, August 17, 2013, at 8.14 a.m. in West Omaha, was it really any surprise?

911, do you need police, fire or medics?

On fire, I just walked into my house, and they're smoke rolling out of it.

Somebody said Liz Goliyer's house on fire.

I don't smell any fire, but there's smoke in there.

Ma'am, if there's smoke in your house, then we don't want you to go back in there.

I'm Keith Morrison, and this is Something About Carrie, a podcast from Dateline.

Episode 3, The Circle Expans. Okay. from Dateline.

Episode 3, The Circle Expans.

Within minutes, the fire trucks descended on Luz's house.

What's called a raised ranch, a main floor with a basement and an attached garage.

Retired Omaha Fire Department Battalion Commander Shane McClanahan was on the scene shortly after the first units arrived.

They advised me that as they entered the structure, they had what they described as a

cold scene, which means there was no active fire.

So they did not use any water,

they did not have to do any or perform

any extinguishment activities,

...