Nancy Kassebaum Baker; Wendy Wasserstein; Joan Lunden

Former United States Senator Nancy Kassebaum Baker--a Republican from Kansas--reflects on her time in the Senate and the importance of campaign finance reform. Playwright Wendy Wasserstein on what inspired her new play currently running on Broadway, "An American Daughter." Joan Lunden, who has hosted "Good Morning America" for 17 years, shares her new book, "Healthy Living," about finding balance and clarity.