Hamilton County Sheriff's Office investigating man's death while in police custody

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The Hamilton County Sheriff's Office is conducting an investigation into the death of a 30-year-old man who died while in police custody, according to a news release.

Alton Kenyatta Young was arrested on Sept. 20 after he was involved in a motor vehicle crash on East Brainerd Road around 2:00 p.m. Young was initially charged with possession of a controlled substance, improper backing, possession of drug paraphernalia and driving under the influence.

Around 7:00 p.m. on Sunday, Young was transported to a local hospital after showing signs of a drug overdose while in custody, the release states.

Young died Monday night and was transported to the Hamilton County Medical Examiner's Office for examination.

The investigation into Young's death by the sheriff's office is at the direction of the Hamilton County District Attorney. The internal affairs division of the sheriff's office will also conduct an administrative review of the incident, the release states.

This is an ongoing investigation and there are no more details at this time, authorities said.