kim_harding, Disappearing ink, fake polls and voter fraud: EU fears as Russian propaganda ads target Euro elections
https://www.theguardian.com/world/article/2024/may/18/disappearing-ink-fake-polls-and-voter-eu-fears-as-russian-propaganda-ads-target-euro-elections
Researcher uncovers vast Facebook campaign and accuses Meta of ‘lack of willingness’ to counter it