Tonight on Dateline. I cried the whole time. I know that a lot of parents lose their kids.

Why would anybody shoot him?

My husband is going like walking the walking through me.

Oh my God!

Somebody had killed the United States servicemen.

There was blood smeared on different walls and on a vehicle inside.

He was a great father.

He was always looking out for you.

We were kind of thinking was they maybe had like a lone shark situation situation like they had borrowed money from someone.

We live in a gambling town, is he a gambler?

She was the first one to come in and really explain how it all had happened.

What I was asked to do did not involve anything to do with murder.

I'm really afraid of my life.

It was chilling.

It was almost more than you could bear as a human being.

I'm going to imagine what he went through.

He served his country and then was cut down in the prime of his life.

This story needs to be told.

A haunting plot, a heinous crime, and a heartbreaking question.

Why? I'm Lester Holt, and this is Dateline.

Here's Keith Morrison with part of the plan. Every bad guy that's ever lived is coming through Vegas at one point in his career.

As a homicide detective for Las Vegas Metro PD in Nevada, Todd

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