James Gill, Chief Medical Examiner, with the Connecticut Office of the Chief Medical Examiner, is not investigating Hackman's death in his professional capacity. But he offered insight into the tragedy to PEOPLE, theorizing that a “companion suicide” — where a couple dies by suicide together — is not likely.

The latest update on Gene Hackman and Betsy Arakawa’s mysterious deaths is that officials may have misidentified their dog in the initial report. Here's what to know.

SANTA FE, N.M. (AP) — Authorities misidentified a deceased dog while investigating the deaths of actor Gene Hackman and his wife, pianist Betsy Arakawa, according to a pet care specialist.