New paywalled article. (paraphrased)
An officer said that proving intent to kill is what will make this a long investigation.
The Herald Sun understands that Simon almost dying from a gut illness last year was a major consideration in the police interest in the three deaths.
A former homicide investigator said that police will be forensically picking through EP's statement to discredit or validate everything.
The police will be looking through social media, internet searches, and location - looking for planning and potential motive.
Police have not changed their position that the children were at the house, not at the movies.
Intent to harm will be key element of probe into Leongatha mushroom meal deaths