A lot of people are close when they talk of anti-social disorders or the precursor signs of a serial killer. The kid is psycopath. "In the footage, the boy’s face remains largely blank, Neindorf said, adding: "It was like he was playing a game."" Classic symptom. Here's a good read for more info: Without Conscience: The Disturbing World of the Psychopaths Among Us by Robert Hare PhD
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