He sees he's in deep trouble over Mueller. The stone wall isn't made of stone. It's made to delay things while he gets his war with Iran going.
He's going to have no allies, though. And he has a Defence Secretary with zero knowledge. A guy who purchased parts.
The distraction may turn out to be a catastrophe. I don't think it will divert the attention of Congress.
ps Barr has to be a Russian asset.