Did the police push David Lyttle into a false confession? Or did they just give him an opportunity to tell the truth?

David Lyttle's defence lawyer wants the Mr Big confession gone.

He argues that is too unreliable - too obviously untrue - to be considered by the jury. What's more,the confession- and the whole case - should be thrown out because David Lyttle made it up in a desperate attempt to get into Mr Big's gang.

The judge isn't so sure.

Did the police push David Lyttle into a false confession? Or did they just give him an opportunity to tell the truth? Is it safe for the jury to rely on it?

Go to this episode on rnz.co.nz for more details