The picture is getting clearer. “Fake news and propaganda” were the primary tools Russian cyberattackers used in an effort to influence the 2016 election, while the “scale and aggressiveness” of Russian meddling was unprecedented. That’s just some of what Congress heard Wednesday from current and former government officials as it continued its probe into Russia’s covert actions. A top Homeland Security official said there’s evidence the Kremlin took aim at election systems in 21 states — though no tallies were changed. And here’s another claim officials made: the Russians probably won’t stop any time soon.