Understanding patterns of abusers

Ohio Congressman Max Miller has denied allegations that he abused his ex-wife and their young daughter. Evidence that he has tried to marshal in his own defense has sparked conversations about abuse: specifically, why victims might behave in a certain way and why abusers might behave in a certain way. Our guests explore it: Lisa Nolan, director of prevention education at Willow Domestic Violence Center Jerri Lynn Sparks, former congressional press secretary and author of "Surviving Madmen"