Pennington County inmate died of methamphetamine toxicity

RAPID CITY, S.D. (AP) - A death certificate reveals the inmate found dead at the Pennington County Jail recently died of methamphetamine toxicity.

The Rapid City Journal reports 31-year-old Richard Zimmerman had swallowed a bag of meth that broke open in his stomach. He died at Regional Health Hospital on Sept. 15.

An autopsy report lists Zimmerman's death as accidental.

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