AggieJoji said:
Court documents show that Gates was dealing with a Russian spy in 2016 and knew that he worked for the GRU.
http://www.newsweek.com/mueller-tells-court-paul-manafort-partner-rick-gates-knew-they-were-dealing-ex-862897
Also Guccifer had an IP trail left on one of his connections that shows the data went through the GRU (Russian spy agency HQ).
https://www.thedailybeast.com/exclusive-lone-dnc-hacker-guccifer-20-slipped-up-and-revealed-he-was-a-russian-intelligence-officer
Gucifer 2.0 is a red herring, nothing reliable or even good was sourced from him. Anything that is edited or disputable out there is invariably from him.