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Convicted murderer dies in Montana State Prison

Cassell died on September 3
Posted: 9:52 AM, Sep 06, 2019
Updated: 2019-09-06 20:52:38-04
Walter Cassell, a convicted murderer, died on September 3 at the Montana State Prison in Deer Lodge.

GREAT FALLS — Walter Cassell, a convicted murderer, died on September 3 at the Montana State Prison in Deer Lodge.

His death followed an extended illness, according to a press release from prison officials.

Cassell was 67 years old.

He was sentenced in Yellowstone County in 1995 for the crime of deliberate homicide committed with a dangerous weapon.

Cassell was sentenced to 100 years in prison.

According to FindLaw , the victim in the case was John Formo: "On November 18, 1994, John Formo was murdered. His body was discovered the next morning in a dumpster in an alleyway behind the 500 block of Birch Avenue in Laurel, Montana."