about the proliferation of fake stories on networks. abc is a partner and so is plit fact. there has been a lot of blow back already. why is it a worthwhile idea? why are you helping facebook pry to fact check these fake stories. >> go to facebook, and they are going about their day looking to connect with friends and family and they see these headlines super dramatic and they are wondering if they're right or not. sometimes they are entirely made up. it is not trying to sensor anything. it is trying to parse out these reports. >> is there an example of a story you have helped to correct? >> so far so good. one of the reports that we did and published, the website that put out the fake news got back