Suspicious Envelope Mailed to Two Rivers Correctional Institute - NBC Right Now/KNDO/KNDU Tri-Cities, Yakima, WA |

Suspicious Envelope Mailed to Two Rivers Correctional Institute in Umatilla

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UMATILLA, Ore. - Investigators say an unknown, white powdery substance in an envelope mailed to the Two Rivers Correctional Institution in Umatilla Friday morning is not hazardous.

 Emergency responders secured the mail room area after the envelope arrived around 10:30. None of the four workers in the mail room at the time reported any adverse reactions.

 Oregon State Police Troopers are investigating to determine if a crime was involved.

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