Moko's mum frustrated by today's sentence

Moko Rangitoheriri's mother, Nicola Dally-Paki
Moko Rangitoheriri's mother, Nicola Dally-Paki

Today two killers were sentenced for the death of an innocent three-year-old boy -- Moko Rangitoheriri.

Tania Shailer and David Haerewa got 17 years each for manslaughter.

The judge said that was the longest sentence imposed in this country for manslaughter against a child.

But there's one person at the centre of this horrible story who feels it isn't enough -- his mother.

Duncan Garner spoke exclusively to Nicola Dally-Paki.

Watch the video for the full Story report.