Lester Holt

Tonight on Dateline. If the police were right, this was a diabolical murder plot carried out on your brother.

Tonight on Dateline. If the police were right, this was a diabolical murder plot carried out on your brother.

She was head over heels for Rob.

She was head over heels for Rob.

You weren't scared for yourself. Absolutely.

You weren't scared for yourself. Absolutely.

Okay, get everybody out of the house.

Okay, get everybody out of the house.

You have no gear? Nothing.

You have no gear? Nothing.

What was your gut telling you as to what this could be, what you're looking at?

What was your gut telling you as to what this could be, what you're looking at?

Are those two other murders the first thing that come to your mind when you see this crime scene?

Are those two other murders the first thing that come to your mind when you see this crime scene?

there was talk of a possible serial killer, arsonist.

there was talk of a possible serial killer, arsonist.

There was a situation where Tony Tung actually shows up at Rob's house.

There was a situation where Tony Tung actually shows up at Rob's house.

This sounds crazy.

This sounds crazy.