In the aftermath of the tragic shooting in Tucson this week, there are lessons for preventing another mass casualty attack.
That's what the brother of Unabomber Ted Kaczynski told ABC News Monday night, as he digested descriptions of alleged shooter Jared Lee Loughner's behavior that carried echoes of his own experience.
"We can't undo the crime," David Kaczynski said. "What we can do is try to understand how and why it occurred. And maybe look for ways we could prevent it."
The alleged...Full Story