'There is hope': Malala Yousafzai promotes tolerance, connection with new documentary

Malala Yousafzai's new Oscar-nominated documentary, "Stranger at the Gate," features a former US marine suffering from PTSD who sets out to bomb a mosque in Indiana, but changes his life around after the community embraces him. Yousafzai joins The World's Marco Werman to discuss the film and her own experiences.