HADDON TWP., N.J. (WPVI) -- Police and hazardous materials crews responded to a home in Camden County after a person reported opening a suspicious envelope.
The home is on the unit block of Grant Avenue in Haddon Township.
When the person opened the envelope, there was a powder inside.
Police are not saying what it was.
No injuries were reported, and no one was evacuated.
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Suspicious envelope triggers investigation in Haddon Twp., N.J.