“The fact is Donald Trump thrives on attention, even negative attention,” Yang told CNN’s Wolf Blitzer on “The Situation Room.”

“And so the concentration on the impeachment proceedings — I don’t think is going to work for the Democrats particularly because not a single Republican has crossed party lines to say that they’re actually in a fact finding mode and trying to figure out what’s happening with this administration. They’re being obstructionist and trying to find ways to defend the President and the administration.”