After concluding in his dossier that the Trump campaign did not collude or conspire with Russia or Russians of any sort Mueller was forced by a Federal Judge to admit the two major pillars of his Russian election interference narrative are bogus.
https://thefederalist.com/2019/07/11/doj-attorney-says-russian-government-nothing-troll-farms/
The numerous alleged scandals implicating Trump, the campaign and/or the Trump Admin have been roundly debunked.
https://donsurber.blogspot.com/2019/07/donald-trump-cleanest-man-in-dc.html