Discharge; retrial. The court may discharge a jury because of any accident or calamity

requiring it, or by consent of all parties, or when on an amendment a continuance is ordered, or if they have deliberated until it satisfactorily appears that they cannot agree. The case shall be retried immediately or at a future time, as the court directs. [Report 1943; November 9, 2001, effective February 15, 2002]