Brittany Morris

That's right.

We learned that Mitchum's defense team is pointing a finger at a person police pursued as a potential lead during the murder investigation.

This person was Allison's pharmacist and made comments that implicated him in the homicide.

He viewed Allison's dating profile and lived near her.

And the man being implicated by the defense, has he made any comments?

So as of now, Dateline has not spoken with this person, but he was in court last week with his attorney and his attorney told the court his client plans on pleading the fifth.

You are so welcome.

Thank you for having me.

Thank you so much for having me.

She was an aspiring model.

Her friends described her as beautiful inside and out.

And she just got a divorce from her husband, Michael Slover Jr.

They had a three-year-old son, Colton, at the time.

Yeah.

So Karen was last seen leaving work at the Herald and Review, which is a local newspaper in Decatur.

She worked in advertising there.

And that was the last time anybody had seen her.

But her car was found.

And the car belonged to David Swan, her boyfriend.

And he had told police that she had had some car issues.