Oh there is tons of evidence, but since no one is doing any investigations its on the order of evidence before the republican involvement was intentionally done via the government itself investigating it.
We already know damn well they have invested tons and tons of money to manipulate the left to their agenda and is doing exactly this on various levels we know about, and like the republicans theobvious connection will only come when someone bothers to investigate it, which they wont because russia is in control. The one thing that would fit their agenda to investigate, the republicans, were.