Nobel honors activism to empower most vulnerable of children

One's a global icon. The other is largely unknown, even in his home country. This year’s Nobel Peace Prize winners, Malala Yousafzai and Kailash Satyarthi, have been leading advocates for the rights of children on issues like child slavery and universal education. Hari Sreenivasan speaks with Gayle Tzemach Lemmon of the Council on Foreign Relations about the significance of their activism.