Since when does a trial judge have standing to act as a prosecution advocate? They’re supposed to be unbiased in the courtroom. This just isn’t normally done. The judges on the full panel who thought it was a good idea to hear this appeal need to be removed for clear bias and terminal stupidity.
Since never. But here, Sullivan is asserting he is protecting the COURT, not "the people." Criminal law is "people vs." Broke a law, etc.
Sullivan is eyeballing what is called "criminal contempt." This is inherent power of ANY court. The power for federal courts is codified at 18 USC 401, but the power does not depend on this section of code.
A court of the United States shall have power to punish by fine or imprisonment, or both, at its discretion, such contempt of its authority, and none other, ...
This is an oddball creature of law.