"We now know the FBI believes the Russians are behind this hack and that a Trump campaign associate was back-channeling with Julian Assange. On Day 5 of the WikiLeaks propaganda campaign the question is what did the Trump campaign know and when did they know it? The fact that Donald Trump refuses to condemn this intrusion by a foreign government, cheers it on, and even says it didn't happen is yet another reason why he is unfit to be president of the United States," said campaign spokesman Glen Caplin.