New book 'Formidable' chronicles women's fight for equality

Ahead of the midterm election, there's growing concern among some Republicans that abortion, and the GOP candidates varying responses to it, could hurt them with voters this fall. But for some women, it's the latest front in the battle for women's rights. Judy Woodruff spoke with Elisabeth Griffith about her new book, "Formidable: American Women and the Fight for Equality: 1920-2020."