I don't get the extrajudicial stuff. Why not go to court, have someone found guilty, then put them on a list (e.g. for assets to be frozen)? If the evidence is

I don't get the extrajudicial stuff. Why not go to court, have someone found guilty, then put them on a list (e.g. for assets to be frozen)? If the evidence is so clear that the cabinet or white house or gov can add someone to a list, why can this not be done by an independent judge? Why the political aspect?