Agent John Walker (U.S. Marshals Service)
Appearances
20/20
What Happened to Holly Bobo?: Under the Microscope
FX presents Welcome to Wrexham. For the last four years, it's been this rollercoaster of magic. The Emmy Award-winning series returns.
20/20
What Happened to Holly Bobo?: Under the Microscope
All new Thursdays at 9 on FX. Stream on Hulu.
20/20
What Happened to Holly Bobo?: Under the Microscope
There was all kinds of leads coming in. We were looking at everybody. Everybody was looked at.
20/20
What Happened to Holly Bobo?: Under the Microscope
There was a point in the investigation to where the FBI agent and Dykus, the TBI agent, come up with a suspect. And who was that guy? That's Terry Britt.
20/20
What Happened to Holly Bobo?: Under the Microscope
We can map her phone to the minute. And that's exactly what I did.
20/20
What Happened to Holly Bobo?: Under the Microscope
Let's look at this map. Now this, this information, that is a cell dump of Holly's phone that morning. That means anything that Holly's phone registered on during that time is on this.
20/20
What Happened to Holly Bobo?: Under the Microscope
So this starts around 745 and it's all the calls and pings on Holly's phones. And you take this and you determine where the tower is based on this first number up here.
20/20
What Happened to Holly Bobo?: Under the Microscope
This is the Bobo residence. The phone traveled north along this route, traveled about 32, 33 miles an hour north.
What Happened to Holly Bobo?
Under the Microscope
There was all kinds of leads coming in. We were looking at everybody. Everybody was looked at.
What Happened to Holly Bobo?
Under the Microscope
There was a point in the investigation to where the FBI agent and Dykus, the TBI agent, come up with a suspect. And who was that guy? That's Terry Britt.
What Happened to Holly Bobo?
Under the Microscope
We can map her phone to the minute. And that's exactly what I did.
What Happened to Holly Bobo?
Under the Microscope
Let's look at this map. Now this, this information, that is a cell dump of Holly's phone that morning. That means anything that Holly's phone registered on during that time is on this.
What Happened to Holly Bobo?
Under the Microscope
So this starts around 745 and it's all the calls and pings on Holly's phones. And you take this and you determine where the tower is based on this first number up here.
What Happened to Holly Bobo?
Under the Microscope
This is the Bobo residence. The phone traveled north along this route, traveled about 32, 33 miles an hour north.