Author of "Dragnet Nation: A Quest for Privacy, Security, and Freedom in a World of Relentless Surveillance" Julia Angwin attempted to erase her digital presence
Author of "Dragnet Nation: A Quest for Privacy, Security, and Freedom in a World of Relentless Surveillance" Julia Angwin attempted to erase her digital presence. Angwin joins the "CBS This Morning" co-hosts to discuss what she learned.
