‘Threat assessment’ aims to protect the public, but there is no simple formula
(MCT) — ST. LOUIS — One of the two armed seniors at Columbine High School in Colorado who murdered 12 students and a teacher had shown signs that he was a fledgling psychopath with antisocial traits — someone capable of becoming a cold-blooded killer.
The lone gunman who murdered 32 people in the 2007 Virginia Tech massacre had been diagnosed with a severe anxiety disorder.
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