Drupal-Bibcite2<style face="normal" font="default" size="100%">Fighting Bears and Trolls: An Analysis of Social Media Companies and U.S. Government Efforts to Combat Russian Influence Campaigns During the 2020 U.S. Elections</style><style face="normal" font="default" size="100%">Fighting Bears and Trolls: An Analysis of Social Media Companies and U.S. Government Efforts to Combat Russian Influence Campaigns During the 2020 U.S. Elections</style>