Died in prison
Martin Big Day
Martin Big Day died on July 1, 2020, while held at Montana State Prison outside Deer Lodge. Dr. Sunil Prashar, the medical examiner, testified to a Powell County coroner's inquest jury that he died of asphyxiation by hanging. The inquest jury found that he died from his own conduct. The manner of death is listed as undetermined.
Cause of death, as reported: Died by suicide. The medical examiner testified that he died of asphyxiation by hanging, and a Powell County inquest jury found he died from his own conduct.
Reported by: Dr. Sunil Prashar, medical examiner (medical examiner or coroner); Powell County coroner's inquest jury (court).