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The Express Gazette
Thursday, October 15, 2026

FBI Investigates Suspicious Substances Mailed to Lawmakers and Election Offices

Federal authorities are probing a series of threatening letters containing unknown substances sent to congressional and election offices across several states, raising security concerns weeks before the midterm elections.

US Politics • 2 hours ago
FBI Investigates Suspicious Substances Mailed to Lawmakers and Election Offices

Federal investigators are examining reports of "suspicious substances" discovered in mail sent to congressional and election offices in multiple U.S. states, officials confirmed Thursday. The FBI and the U.S. Postal Service are jointly investigating the incidents, which have amplified security concerns in the lead-up to the midterm elections.

According to the FBI, some of the letters contained an "unknown substance," and authorities are working to identify the individuals responsible. At least one U.S. Senate office was targeted, prompting an alert from the U.S. Capitol Police and the Senate sergeant at arms to other congressional offices.

Election officials in states including Louisiana, Oklahoma, and Ohio also received similar letters, leading to evacuations or interceptions by Postal Service investigators. In Oklahoma, the state election board's office was evacuated after an envelope containing a suspicious white powder was received, triggering a significant emergency response. Ohio Secretary of State Frank LaRose reported that a letter with a similar powdery white substance addressed to his office had its delivery blocked by investigators.

"Election officials should never have to fear for their personal safety while performing their duties, and there is no place in a peaceful democracy for violence, threats or acts of intimidation," LaRose stated.

The National Association of Secretaries of State and the National Association of State Election Directors issued a joint statement urging calm, assuring that "security measures and contingency plans are in place" to manage potential threats while maintaining election operations. They reiterated that election administrators "should never fear for their safety while carrying out their essential duties."

The threats emerge as U.S. election officials and federal agencies anticipate a heightened threat environment for the upcoming November elections. This is attributed to deepening political divisions and a more complex threat landscape, which have contributed to an increase in harassment and attacks against election personnel in recent years.

A Princeton University analysis of threats and harassment during the past two national elections found that election officials and poll workers were disproportionately targeted. The study concluded that while election workers ensured the safety and security of voters, they operated under considerable pressure. The analysis recommended increased support and resources for state and local election officials to safeguard against threats and aid in employee retention.

A voter fills out his ballot for the first day of in-person voting in Kansas. Other states are on alert following the multiple state election offices that were targeted by suspicous letters containing an 'unknown substance'

Attendees at the GOP midterm convention in Dallas, Texas, hold up US flags. Threats against US election and poll workers have increased in recent years, a Princeton analysis found - prompting the need for more funding and security


Sources