Containing Russia, Again

With each passing week, the evidence of Russia’s interference in the 2016 U.S. presidential election—and in U.S. politics and society more generally—grows. Since at least 2014, in an effort to influence the election and undermine confidence in U.S. democracy, Russia has hacked private American citizens’ and organizations’ computers to steal information; released that information in ways designed to affect electoral outcomes and divide Americans; planted and disseminated disinformation in U.S. social media, through its own state-funded and -controlled media networks and by deploying tens of thousands of bloggers and bots; cooperated with Americans, possibly including