A Wyoming inmate serving a life sentence for murder has died, the Department of Corrections announced Wednesday.

Agency spokesman Paul Martin says 75-year-old Donald L. Souter died Sunday, Sept. 4, at the Wyoming Medium Correctional Institution in Torrington.

Souter was convicted of first-degree murder in Washakie County and sentenced to life on April 22, 1982.

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Per WDOC policy, an autopsy will be conducted to determine Souter's cause of death.

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