https://www.reuters.com/article/facebook-whistleblower-clegg/facebook-does-not-believe-it-is-a-primary-cause-of-polarization-exec-to-cnn-idUSKBN2GT0EO

WASHINGTON (Reuters) -A Facebook Inc executive said in an interview on Sunday with CNN that the company does not believe that its social media service is a primary contributor to the political polarization that has become widespread in the United States.