Remember the TV series MAS*H
apart from Alan Alda there was no one that played the entire series, (even Loretta Swit).
These people you name, Trump included (almost done, he's now on the "BOUNCE") are likewise discharged,
don't worry: new people taking their places.
there's also reasons why some other [surprise] players weren't moved []yet] as expected - today's news was very telling on that.
timeline all good.