When Comey and an agent admit to being ordered by the White House to stop investigating and when both Senate and House chairmen admit to the WH pressure to tell the press to lay off the Russia story it is a fact Not an opinion.
Of course they all could recant. And that too would then become a fact if they did so.

Folks this is an impeachable offense.

It is the same offense Nixon was charged as the first reason for his impeachment.

Trading Bannon trump for Pense is no gift.