Betsy Arakawa made several calls to a medical clinic on Feb. 12, the day after the authorities initially believed that she died.

A medical examiner previously estimated that the pianist died on Feb. 11 after contracting hantavirus pulmonary syndrome, a rare rat-borne respiratory disease.

Gene Hackman's wife Betsy Arakawa was alive at least 24 hours after what authorities believed was her original time of death.