The real question is if they are willing to do it, especially with U.S. going to the dead heat of midterm elections.

If they go through with it, that will give Democrats much more momentum to ride this thing all the way through November.

And for Trump, it could literally be the difference between him being free vs. going to jail.

Democrats taking back the House means open Congressional investigations, no need for Mueller.

Democrats taking back the Senate is the stake to the heart of his presidency. No more cabinet confirmations, no more judicial confirmations. Game over.