WELD COUNTY, Colo. (CBS4) – A member of an infamous prison gang is accused of trying to hire a murder of the Weld County District Attorney. Investigators say it was revenge after the Michael Rourke filed new charges against him.

Weld County District Attorney Michael Rourke (credit: CBS)

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Billie Allen is charged with solicitation of first degree murder. Police say he tried to arrange Rourke’s death.

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Billie Allen (credit: Weld County)

Investigators say Allen is a member of the 211 Crew which is a white supremacist gang.

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A 211 Crew member, who was out on parole, killed Colorado’s Chief of Prisons, Tom Clements in 2013.