Sen. Warner to Propose National Cybersecurity Doctrine
Russian election interference puts exclamation point on need for holistic approach
Russian election interference puts exclamation point on need for holistic approach
But said no evidence of U.S. collusion or effect on election outcomes to date
Facebook, Twitter, Google execs lined up for Sept. 5 hearing
But some top officials praise increased intel sharing with private sector
Tells Hill self-regulation is key to preventing 'bad' ads, protecting good ones