Perception of danger in Tornado Alley

Could lightening really strike twice? It often does in Tornado Alley, where storms wreak havoc and crush entire communities in minutes. But do people see it that way? After the 2006 Iowa City tornado, psychologist Jerry Suls and colleagues at the University of Iowa explored how Iowa City's residents perceived the risk of being hit by tornadoes in the future--perceptions that could have implications for disaster preparedness and response.