"At a minimum, forwarding this email illustrates poor judgment and of conduct that was unbecoming of a federal judge," they wrote in the letter, which was first reported by the Associated Press and obtained by TPM. "More troubling, however, is the possibility that public disclosure of the judge's conduct may not only undermine the public's view of his personal credibility and impartiality as a judge, but also the integrity of the United States District Court for the District of Montana and of the federal judiciary."
Cebull has apologized for forwarding the email and reported himself to the 9th Circuit Court of Appeals for an ethics probe.
Smith had no immediate response, according to the AP. Read the full letter below: