1. Why was the investigation into the other possible suspects and murder victims not continued? (This is basically towards the end of the second section) 2. What were the results of the psychiatric evaluation of William Hale? 3. Why would Ernst Burkhart kill his own children? 4. What is the evidence that H. B. Burt was involved? 5. What further evidence does Grann uncover that the Shoun brothers were involved.
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