I think they are both going to get censured in the House. It just takes a simple majority. Expulsion take 2/3 so that's not going to happen. But indictment could. Threats to interfere with with a committee investigation subpoena is a felony. Trump could do it because he had immunity. Nobody else has that.

We're flying electric helicopters on Mars yet you can't turn on your clothes dryer in Texas. That's because scientists are in charge of Mars, and Republicans are in charge of Texas.