Thirty years ago, Geraldine Ferraro became the first woman to be named a vice presidential nominee on a major party ticket. Ferraro's daughter, filmmaker Donna Zaccaro, tells the story of her mother's trailblazing career in a new documentary. Judy Woodruff talks to Zaccaro about "Geraldine Ferraro: Paving the Way," and the effect she had on American politics and culture.