David Gergen actually said...

I think impeachment had basically off the table, at least for now.

I would be terribly worried about what was said inside the White House and what was done by the President with regard to the obstruction.

Yes, and talking about treason as well. We've seen this pattern before, it's just more glaring I think on this instance.

I just felt he would want to protect his reputation for integrity and would want to show that he was independent.