A Checklist for Preventing Mass Killings
Trying to avert these horrific incidents isn't a hopeless quest. There are steps that can be effective in a wide variety of scenarios.
Robert Harris is a lieutenant and shift supervisor with the Hancock County, Ind., Sheriff's Office, and is a member of the Indiana Association of Certified Accident Investigators.
Harris is a veteran of the Indiana Air National Guard, including two years of active-duty service as a military policeman. He holds a master's degree in public administration, with a specialization in organizational management, from American Military University.