If you were a candidate and Russian interference was helping your campaign, would you react with outrage, out of a patriotic duty to national security, or would you deny it was happening? That question, in a nutshell, explains why a Russian disinformation campaign using social media can be so effective. It feeds into the built-in philosophical biases a lot of Americans already have. It makes any government agency investigating interference suspect in the minds of many. The same can be said for media outlets reporting on the evidence.