It's not going to end with Mueller recommending charges and Congress doing just that and it all going smoothly.
I genuinely wouldn't be surprised if his feckwit supporters turn up armed to the hilt in Washington or start protesting in whatever 3rd world shithole town they come from and there's plenty of outbreaks of violence.
Things are so entrenched now that they're not going to accept any attempt to get rid of him, similarly if it just comes down to voting against him in 2020 he'll ramp up the rigged election shite and they'll be out in force.
Someone will end up dying, sad as it seems to predict it. It'll be utterly needless but that's how tribal it's gotten IMO.