Kayla Brantley

Federal agents now say they are examining multiple persons of interest following a surge of tips.

FBI Director Kash Patel confirming the bureau is working to identify and eliminate anyone potentially connected.

All of this is unfolding as local SWAT teams, the FBI's hostage rescue team, and additional federal resources are deployed.

We're learning that a Bitcoin account was set up and mentioned in a ransom note demanding $6 million in Bitcoin.

That account reportedly showed some activity,

But we now know there is less than $300 in that account, despite the Guthrie's saying they would pay.

So what does the release of this detained individual actually tell us?

Does the activity in that crypto account mean something or nothing?

And do the police know more than they're telling us?

We'll break down every development from the past 24 hours and what investigators have confirmed, what remains uncertain, and where this case could be heading next, coming up shortly.

I'm Kayla Brantley, and this is The Trial USA.

We'll be back in just a moment.

I'm joined by Chris McDonough, retired homicide detective of 25 years.

Chris, you've solved 300 murders, dealt with 500 death cases, and now you work for the Cold Case Foundation.

I want to jump right into the newly released doorbell footage.

We got still images, we got footage, and it shows a masked figure wearing black latex gloves, carrying a backpack, what appears to be a gun.

The individual seems to be tampering with Nancy's doorbell camera.

And this was in the hours just before she disappeared from her Tucson home.

Can we dive into that?

What do you make of this footage when you first see it?