I did find it interesting that the Russian small group is called out as being successful in the 2018 midterms. That means NSA/DOD had eyes in the 2018 midterms.
"The Defense Department plays an important role in that whole-of-government partnership, spearheaded by the NSA and Cybercom's Election Security Group, formed in the wake of the successes of the Russia Small Group during the 2018 midterms." …
"We look at adversary meddling in an election on two different fronts. One is covert influence, and then there's interference," Imbordino said. "For interference, what we're talking about is an adversary trying to go change a vote total, targeting election infrastructure, voter rolls. Influence is more of the social media component of trying to influence public opinion."…
https://www.defense.gov/Explore/News/Article/Article/2078716/dod-has-enduring-role-in-election-defense/