The deaths of the six Philpott children in a house fire started by their parents "could not have been predicted or prevented", a serious case review has found.
The report carried out by the Derby Safeguarding Children Board in the aftermath of the tragedy found that while various professionals who had contact with the family could not have foreseen the fire, there were chances to get to know the family better.
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"I saw a lot of smoke come out from the tail-end of the aircraft. I wondered if it was normal, whether it was just exhaust fumes."
The House of Commons Petitions Committee has said they will keep an eye on the petition and are concerned about fraudulent signatures.