Got Dialed Up News Today

Sandberg talks to dana perino about the news feed and how memo get information from facebook. >> we are increasing transparency across the board. a second change was within news to show more trusted news sources. that change meant that the more outrageous stuff got dialed down. the stuff that people trusted. conservative and liberal, got dialed up. >> dana perino joins us live from facebook headquarters in california. hello. >> good to hear your voice. >> congratulations. let me ask you quickly....