FBI Director James Comey's decision to reopen the investigation into Hillary Clinton's mishandling of classified information has the Clintonites falling back on their tried-and-true response to all the revelations coming from WikiLeaks and other sources – it's all a Russian plot. Except, this time, the hysteria has reached such a fever pitch, and the conspiracy theories are so unhinged, that the political discourse in this country will be poisoned for years to come.

It started with Rep. Tim Ryan (D-Ohio), who told CNN's Wolf Blitzer:

"So the question is: Where did these [emails] come from? How did they get to the FBI? Is Russia involved in this? We don't have a clue where this stuff is coming from."