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
Locomotives from around the country are in Bristol to celebrate 40 years of the High Speed Train.
Wiltshire astronaut Tim Peake is to stay in space an extra 13 days. He has been on the International Space Station (ISS) since December
A man (87) and woman (78) were trapped off the A46 in Gloucestershire overnight - the car was eventually spotted by a passing driver.