Tonight on Dateline. I miss her. I missed our friendship. She's what brought us all

together. Just be here for Jennifer because she can't be here. A dramatic new turn, in the case of the mother of five who vanished.

Who is responsible for Jennifer Dumas's death?

That's what this case is about.

Powerful evidence in court.

All of a sudden, like, we started to hear screaming.

Revealing new video puts you inside the investigation.

The blood spatter, very, very compelling.

His wife did something, but try first.

It was, oh my God, he's dumping trash.

People believe you've murdered your wife.

All I can say is that there is no evidence.

I have nothing to hide you could see a

female in the vehicle his girlfriend at the time they just kept pushing her

threatening her they found nothing nothing.

My sister, she doesn't know anything. She doesn't know anything.

She's innocent.

What would the verdict be?

Will the defendant Michelle Traconis please rise and face the jury?

A missing mother, a riveting trial, a stunning verdict.

I'm Lester Holt and this is Dateline.

Here's Dennis Murphy with a life.

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