[BBC News] In the aftermath of Hurricane Katrina, many poor families scattered throughout the United States. "Images of people trapped in New Orleans after Katrina have rekindled interest in American poverty," says Sheila Zedlewski, director of the Income and Benefits Policy Center. Discussing Katrina's impact on poor families, Zedlewski offers perspective on how the storm could serve as a catalyst "to confront poverty head on and create a system that protects all from shock and ruin."