ADAMS COUNTY, Colo. (CBS4) – The Adams County District Attorney will seek the death penalty for a man charged in the killing of a sheriff’s deputy.

Dreion Dearing (credit: CBS)

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Deputy Heath Gumm died in January while responding to an assault near 88th Avenue and Washington Street in Thornton.

Deputy Heath Gumm (credit: Adams County)

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Dreion Dearing, 22, is accused in the murder.

Adams County Sheriff Michael McIntosh (credit: CBS)

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District Attorney Dave Young filed notice to seek the death penalty.