Betsy Arakawa

SANTA FE, N.M. — Betsy Arakawa, the concert pianist who was married to actor Gene Hackman, died from hantavirus pulmonary syndrome, according to an autopsy report released Tuesday that said that her lungs were heavy and congested.

Authorities investigating the deaths of Oscar-winner Gene Hackman and his wife are waiting for the results of the autopsies, and carbon monoxide and toxicology testing to determine how they died.