The U.S. intelligence community has warned that the battle for information dominance has been joined. Until now, much of the focus on been on Russia for its use of social media to meddle in a number of Western elections, including the 2016 U.S. presidential elections and, more recently, the 2018 congressional elections. But top U.S. intelligence officials have repeatedly warned Russia is not alone, and that other U.S adversaries would be using lessons from Moscow’s successes for their own purposes.