Quincy Shock: He Mailed ‘Anthrax’… With His Name

Hands exchanging a white envelope — Photo: Atstock Productions / Shutterstock

Prosecutors say a Quincy man mailed white powder to Congress and even wrote his own return address on the envelopes.

Story Snapshot

Justice Department says four Illinois congressional offices got near-identical letters with white powder.
The envelopes allegedly listed the sender’s name and home address as the return address.
The suspect told agents the powder was table salt chosen because it “looks like anthrax”.
Charges cite federal hoax and threatening communication laws; the case is at the complaint stage.

What Investigators Say Happened

The United States Department of Justice charged a Quincy, Illinois, man with mailing hoax letters that contained a white granular substance to four congressional offices in Illinois. Each was a plain white envelope, handwritten, and postmarked October 19 in Springfield. The letters triggered emergency responses. The criminal complaint links the four mailings by similar return addresses, layout, and content. Prosecutors say all four bore the same sender’s name and home address, matching public records for the suspect.

Testing found the substance was not hazardous, consistent with a hoax rather than a biological attack, according to reports. Agents say the notes included short taunts like “HA HA” and “HAH enjoy the gift,” which aligned with the anthrax-style staging that prompts hazmat calls and building lockdowns. The result mirrors a long pattern of white-powder hoaxes that exploit post-2001 fears and force first responders to treat every grain as a possible toxin until proven safe.

The Alleged Admission And What It Means

Federal Bureau of Investigation agents interviewed the suspect, who, according to the complaint, said he used table salt because it looks like anthrax and would be taken seriously. He also said he was joking, but he recognized recipients would not know that and could see the letters as a threat. That statement, if credited at trial, undercuts any claim of harmless intent. Federal law does not require that a hoax powder be dangerous to be criminal; causing fear and costly emergency response can satisfy the statute.

Agents reportedly found a fifth, unmailed envelope at the suspect’s home that was addressed to a Washington, D.C., congressional office, which prosecutors may use to show preparation and a continuing plan. The Department of Justice charged violations that cover conveying false information and mailing threatening communications, emphasizing the disruption and danger hoaxes create even when no toxin exists. Courts have upheld convictions in comparable white-powder hoax cases, finding that feigned biohazards and mocking notes can meet the legal threshold for threats or hoaxes.

What Is Not Resolved Yet

The case stands on a criminal complaint, not a jury verdict. That matters for due process. The public filings do not include full lab reports, chain-of-custody records for each letter, or handwriting analysis. The defense could challenge authorship, intent, or collection steps later. Still, the reported use of the suspect’s own return address and his statements to agents, if proven, form a tight circle of evidence that many jurors would find persuasive under common sense and conservative values of law, order, and accountability.

An Illinois man allegedly mailed letters filled with white powder to four members of Congress — then put his own return address on every single one.

Matthew G. Unglesbee now faces two felony charges after the FBI says he sent the letters as a fake anthrax hoax, telling law… pic.twitter.com/IYM3rBsO7f

— Fox News Politics (@foxnewspolitics) October 27, 2026

The suspect denied any role in earlier white-powder letters outside Illinois, which narrows the scope to this set of mailings rather than a nationwide spree. That distinction matters. The Department of Justice framed this case around four Illinois offices and a cluster of linked envelopes. Media stories at times blur multiple incidents. The government’s job at trial will be to prove only these charged letters beyond a reasonable doubt, not every suspicious powder report across the map.

Why This Case Hits A National Nerve

White-powder scares hijack the same emergency reflex built after the 2001 anthrax murders. Leaders must evacuate. Staff must isolate. Hazmat must test. If it is real, seconds count. If it is a prank, hours and tax dollars burn. Congress cannot tell the difference from a glance. That is why federal law treats hoaxes as serious crimes and allows courts to order repayment for emergency costs, which voters who value fiscal sanity will recognize as basic fairness.

What To Watch Next

Expect prosecutors to release more detail through filings and hearings. Look for lab reports confirming the substance, postal records tying Springfield postmarks to the sender, and any handwriting, print, or DNA evidence. Watch whether the reported fifth envelope deepens the narrative of planning. The defense will likely press intent and context. The core question for a jury will be simple: knowing what anthrax fear triggers, did the sender choose salt and mocking notes to make people think they faced real danger?