Federal investigation of letters with suspicious substances widens

A local news story from the U.S., reported by NBC News.

Local News · the U.S. · October 16, 2026

From NBC News

A federal investigation of letters containing unknown substances that were mailed to elected officials’ offices has expanded as some Republicans have been identified as targets of the mailings, a person with direct knowledge of the investigation told NBC News on Friday.

Reported by NBC News, October 16, 2026. Read the full story at NBC News →

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