The judge or any juror may be called as a witness by either party. It is in the discretion of the court to order the trial to be postponed, suspended, or take place before another judge or jury.
Utah Code § 78B-1-133
The judge or any juror may be called as a witness by either party. It is in the discretion of the court to order the trial to be postponed, suspended, or take place before another judge or jury.
Utah Code § 78B-1-133