Is there a specific profile? Why do they do it? What can be done to diminish the likelihood of these school shooting massacres in the future?

Dick's guest, forensic psychologist, prolific author on predators and sex offenders and consultant to the Wisconsin Department of Corrections Dr. Anna Salter, shares thoughts from her recent presentation on school shooters.

“What's different now is that access to information for making bombs is so readily available on the Internet,” Salter said. “Also, it’s easy to get access to more and more powerful weapons, (so) the body count is going up.”