He also reportedly mentioned that he wanted to do a murder-suicide at the school, which is located in Broome County in New York.
The story is not unlike the dozens of stories that we, a forensic psychologists and a sociologist, have collected in recent years in our effort to study the life histories of mass shooters. It typifies what we believe is one of the biggest challenges that schools face when it comes to averting school shootings – and in the case of Buffalo, mass shootings in general. And that challenge is recognizing and acting upon warning signs that mass shooters almost always give well before they open fire.