Scott Weinberger

But any defendant who has been through the system knows for a multiple murder charge, IDs are easily challenged.

But any defendant who has been through the system knows for a multiple murder charge, IDs are easily challenged.

And while investigators do have DNA in their pocket, they're not offering up that. Instead, they're taking the route of finding if Pratt has any type of guilty conscience.

And while investigators do have DNA in their pocket, they're not offering up that. Instead, they're taking the route of finding if Pratt has any type of guilty conscience.

Pratt wasted no time in going back to the forensic evidence when he brought up this very important question.

Pratt wasted no time in going back to the forensic evidence when he brought up this very important question.

Let me just say I've interviewed defendants in a whole host of different cases. Whether a demeanor during the initial part of the interview is confident or even arrogant until they begin to realize that you have much more evidence than they believe going in.

Let me just say I've interviewed defendants in a whole host of different cases. Whether a demeanor during the initial part of the interview is confident or even arrogant until they begin to realize that you have much more evidence than they believe going in.

And not only does their physical demeanor change, but usually their voice tone becomes softer and it may still be denials, but there is a visible change and they just begin to shut down.

And not only does their physical demeanor change, but usually their voice tone becomes softer and it may still be denials, but there is a visible change and they just begin to shut down.

Investigators had already sat down multiple times with Kevin Pratt, giving him an opportunity to answer the charges he was facing. And while those interviews didn't produce much except for denials, this next interview would be different. In fact, something some would consider quite unorthodox.

Investigators had already sat down multiple times with Kevin Pratt, giving him an opportunity to answer the charges he was facing. And while those interviews didn't produce much except for denials, this next interview would be different. In fact, something some would consider quite unorthodox.

Kevin Pratt would not show any emotion for what he was being accused of. It did not advance the investigation at all, and within hours of that interview, Kevin Pratt was released. Now, Anastasia, obviously here, there must be some real concerns on the state attorney's side about the evidence that they had, and still the fact was they needed to do more work.

Kevin Pratt would not show any emotion for what he was being accused of. It did not advance the investigation at all, and within hours of that interview, Kevin Pratt was released. Now, Anastasia, obviously here, there must be some real concerns on the state attorney's side about the evidence that they had, and still the fact was they needed to do more work.

But not all hope is lost. Two weeks later, Miramar police hired an outside crime lab to perform a new round of DNA testing on the duct tape. And this lab did a second test where they focused on just the Y chromosome, and that's the chromosome belonging to men.

But not all hope is lost. Two weeks later, Miramar police hired an outside crime lab to perform a new round of DNA testing on the duct tape. And this lab did a second test where they focused on just the Y chromosome, and that's the chromosome belonging to men.

It seemed like finally Kevin Pratt, after evading the hand of justice for more than two years, was finally going to be held accountable, but not so fast.

It seemed like finally Kevin Pratt, after evading the hand of justice for more than two years, was finally going to be held accountable, but not so fast.

So Anastasia, for prosecutors, what would be the best strategy now that this DNA evidence is being challenged? How would that impact them walking into trial?

So Anastasia, for prosecutors, what would be the best strategy now that this DNA evidence is being challenged? How would that impact them walking into trial?