Tonight on Dateline.

He started coming towards me and then he wunged at me.

And I started pulling the trigger.

Ashley ran to her neighbor, hysterical.

She had shot her husband.

I guess he had attacked her and she shot him.

She's a beautiful ballerina.

She appears to be a great mom.

We wanted to find out what happened in that room.

He's their own furniture.

He would push her into a wall.

I really believed he was going to kill her.

Her clothing didn't appear to be stained or torn.

She didn't look like she had any injuries.

So you're seeing this case shifting from self-defense to murder?

Yes, ma'am.

There were guns placed around this house.

She ambushed him on that day, in that room.

People are calling Ashley the Black Swan,

this dark ballerina who is a cold-blooded killer. There's just nothing about that. That's true.

I'm just scared to death.

How can you not believe her? Did the dancer choreograph a killing inside the notorious Black Swan murder case?

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