MacDonald charged with murder and assault after wife's death at UMass Amherst.

Jeffrey MacDonald, a 36-year-old chef at UMass Amherst, has been charged with murder and assault on a police officer in connection with the death of his wife, a fellow university employee, at a campus hotel. MacDonald pleaded not guilty and is being held without bail, while university officials confirmed there is no ongoing threat to the campus community.