HELENA - Thirty years to the month, Dianna Lewis shot and killed her dad and stepmom while they were asleep, believing they were part of a militia that was trying to kill thousands of people, including herself.

She was back in the very same courtroom on Friday where she had pleaded guilty, facing the prospect of having her suspended sentence revoked.

Watch: Woman who killed her parents 30 years ago has parole revoked Montana woman who killed her parents 30 years ago has suspended sentence revoked

The murders of Peggy Parmalee Lewis and Rob Lewis took place on September 22, 1995.

Two years later, Lewis used an Alford plea and was sentenced to 80 years for committing two counts of mitigated deliberate homicide, which, according to Montana law , is when someone "purposely or knowingl

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