Aleksandr Kogan -- the app developer at the heart of the Facebook privacy scandal -- weighs in on the Cambridge Analytica controversy. We go inside MIT's Media Lab -- where scientists are turning futuristic ideas into present day possibilities. Plus -- a decade long look into the progression of an Alzheimer's patient. Those stories on tonight's "60 Minutes." Learn more about your ad choices. Visit megaphone.fm/adchoices To learn more about listener data and our privacy practices visit: https://www.audacyinc.com/privacy-policy Learn more about your ad choices. Visit https://podcastchoices.com/adchoices

Bill Whitaker reports from Chicago. Learn more about your ad choices. Visit megaphone.fm/adchoices To learn more about listener data and our privacy practices visit: https://www.audacyinc.com/privacy-policy Learn more about your ad choices. Visit https://podcastchoices.com/adchoices