Before a school shooting, something usually happens — the shooter tells someone
Los Angeles Times - 02/16/2018
Jack Levin, professor emeritus and co-director of the Brudnick Center on Violence and Conflict at Northeastern University in Boston, said clues and indicators left by a troubled person should not be ignored.
“The best thing we could do to prevent mass murder is to get in touch with people who are in trouble — not those who are just troublesome, but those who are troubled, those who are suffering and need our assistance,” Levin said. “That’s how we could prevent murder.”