Where is Christina Morris? I told you that I wouldn't be able to answer that question.

We made a promise to Christina that we would find her and we would bring her home.

We refused to let her down in her most desperate time of need.

We all knew and all felt in our instincts that he killed her,

but we just couldn't find her, we couldn't prove it. I'm Scott Weinberger, investigative journalist and former deputy sheriff.

I'm Anaseika Nicholazzi, former New York City homicide prosecutor and host of

investigation discoveries true conviction.

And this is anatomy of murder.

In Plano, Texas, just north of Dallas, there is a sprawling shopping and entertainment area called

The Shops at Legacy.

It's got it all, high-end stores, restaurants, bars, hotels, and even a residential area.

It is a popular spot to spend the night out.

People shop, eat, drink, meet friends,

and then usually head home.

But in 2014, one young woman never made it back home after spending an evening with friends.

Zeke Fortenberry, a former prosecutor at the Colin County District Attorney's Office lived just a few miles down the road from the shops.

There had been some headlines on the news just like a girl goes missing at the Plano Shops of Legacy.

It was five or six miles from my house and so it was kind of like

wow that's where I go to shop and go out to eat sometime. Little did Zeek know that this

new story would soon become a major part of his life.

Years earlier, when Zeke first joined the DA's office,

he worked on misdemeanors and nonviolent crimes.

...