An inquest has heard Children's Services would not have prevented the deaths of two boys and their father if they had acted differently.
Ron Lock, who wrote a serious case review into the case said he made seven recommendations for Hampshire County Council's Childrens Services Department.
But he said: "We didn't find that any actions or decisions if they had been made differently, would have changed the outcome."
More top news
The latest forecast for Bristol, Wiltshire, Somerset, Dorset and Gloucestershire with Kate.
The latest forecast for Devon, Cornwall, Somerset and Dorset with Kate.
Anne Marie Morris has had the Conservative whip restored after apologising unreservedly for her use of racist language.