The sentence of Michael Pearce - who was jailed for nine years for killing a six-week-old baby - has been referred to the Court of Appeal.
The Attorney General has confirmed that the matter had been referred following complaints that the sentence was 'unduly lenient.'
The case will be heard in five to six weeks.
More top news
All calm and quiet overnight, but southern areas could be in for a surprise tomorrow!
Scottish people living in Wales have been giving ITV News their opinions about the Scottish referendum vote on Friday.
While the campaign trail in Scotland has hotted up today, in Wales businesses are keeping a close eye on tomorrow's decision.