When were I stored that doctor?

Gretchen Swin has spent thousands of hours ploring over Robert Robertson's case.

All right, I'm going to send this to somebody now.

Now, it was 2018, and Gretchen was gearing up for a critical court hearing. Robert's one shot to convince a judge that he deserved a new trial.

She wasn't just reviewing files anymore.

She was knocking on doors, fighting the people who helped convict Robert to see what they knew.

To Gretchen, one of them mattered more than the rest. fighting the people who helped convict Robert to see what they knew.

To Gretchen, one of them mattered more than the rest.

Brian Wharton, former chief of detectives in Palestine.

I wanted to talk to him because I felt his testimony at trial for the state was very buttoned up. He didn't speculate.

He was just reporting on what he observed.

Brian was no longer with the Palestine Police Department. He traded in his badge for a Bible.

You retired from policing? Yes.

And decided to become a Methodist minister?

I am. Yes. United Methodist, yes.

The fact that I was a police officer to begin with was because I thought that was justice for me.

But the longer I did it, I could see that it was part of what justice is.

And in my life, it's in scripture, in the life and teaching of Jesus, the Christ.

Questions about justice had been nagging at Brian for years.

Then one day, the one case he couldn't shake showed up again, unannounced, on his doorstep.

You know, it was a long shot.

And, you know, in Texas, a lot of people have guns. People think, and we knock on the door. And there's this man. Gretchen Swin came to

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