Twitter and Facebook have three days to investigate yet another Russian bot campaign

Last week, right-wing circles were buzzing over a secret memo written by Rep. Devin Nunes (R-CA), ostensibly detailing corruption in FBI surveillance practices. It’s unclear how much is in the memo itself — even the FBI hasn’t seen it — but it didn’t stop skeptics from rallying behind the cause, launching #releasethememo into trending topics on both Twitter and Facebook.
Now, that campaign has come under investigation for Russian interference. In a letter to Mark Z