I mean, you just think what a way to get caught.

When you think about the amount of people he must have cut out of his life,

family members, his friends, his actors, he must have been extremely careful for all that time.

And if he hadn't been in her line, he might still be in all that.

I'm Scott Weinberger.

Investigative journalist and former deputy sheriff.

I'm Anna Siga-Nicolasi, former New York City homicide prosecutor,

and host of investigation discoveries, true conviction.

And this is Anatomy of Murder.

Today's case is really interesting to me for a few reasons.

The first thing I'm going to say right off the top,

it takes place in my home court of Brooklyn,

so that right away gets me a little excited.

And also because Scott and I so often talk about

there's so many different types of cases beyond the typical who done it.

And this one really speaks to that,

because this one is really about learning the identity

is sometimes only the beginning.

And that's what we have here.

For me, this is a case while a suspect in a brutal execution-style murder

is quickly id, as you said.

The rest was such an arduous journey that many believe

...