https://www.cbsnews.com/news/anti-vax-movement-russian-trolls-fueled-anti-vaccination-debate-in-us-by-spreading-misinformation-twitter-study/
May 31, 2019 - Study by George Washington University found trolls ramped up controversy by inflating different viewpoints
anti vaxrussian trollsmovementfueledvaccination
https://www.thedailybeast.com/russian-trolls-hype-coronavirus-and-giuliani-conspiracies/
A Daily Beast investigation reveals dozens of Russian accounts pushing disinformation on everything from Joe Biden to the origin of the novel coronavirus.
russian trollshypecoronavirusgiulianiconspiracies