Arizona man accused of plotting mass casualty attack on religious site with 'cookbook' tied to OKC bombing

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Cite

Mion, L. (2026, October 19). Arizona man accused of plotting mass casualty attack on religious site with 'cookbook' tied to OKC bombing. Fox News. https://www.foxnews.com/us/arizona-man-accused-plotting-mass-casualty-attack-religious-site-cookbook-tied-okc-bombing

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Fox News · collected 2026-10-19 · by Landon Mion

Quick Summary

Matthew Bjornholt, 27, an Arizona man, is accused by Maricopa County prosecutors of plotting a mass casualty attack on a religious site, allegedly involving guns and explosives. Prosecutors claim Bjornholt possessed "The Anarchist Cookbook," linked to the Oklahoma City bombing, which he referred to as his "Bible." During an initial court appearance, defense attorney Chad Schell argued that the charges are based solely on hearsay from a former acquaintance dismissed by Bjornholt.
Written locally by qwen2.5:14b on 2026-10-19, using this article's own text rather than the other coverage of the same event (that is the story summary below).

AI analysis runs on qwen2.5:14b, locally

Story summary

On October 19, 2026, Matthew Bjornholt, a 27-year-old man from Arizona, was accused by Maricopa County prosecutors of plotting a mass casualty attack on a Jewish or Muslim religious site. Prosecutors claim that Bjornholt possessed the infamous "The Anarchist Cookbook," a manual linked to the Oklahoma City bomber Timothy McVeigh, and referred to it as his "Bible." The alleged plan involved using guns, explosives, and an accomplice who would target survivors after bomb detonations. During his initial court appearance, prosecutors sought a $500,000 cash bond, citing Bjornholt as an imminent danger to the community.

Written for “Plotting Attack On Religious Site Cookbook Tied OKC Bombing” on 2026-10-19, grounded in this article and the 0 other(s) covering the same event.

Story

📰 Plotting Attack On Religious Site Cookbook Tied OKC Bombing
Crime & Law · 1 article(s) covering the same event.

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How this article was measured signals, leaning charts, publisher record, byline, topics and claims

Signals How these are calculated →

Claims extracted
27
sentences that state something as happening or true
Uncertain
37%
10 of 27 hedged ("reportedly", "may", "according to")
Leaning
not political
takes no side on a contested political question
Publisher signals
67/100
Fox News's corrections and hedging, across everything collected from it. Not a measure of accuracy.
Outlets on this story
1
Crime & Law
Same framing elsewhere
1
articles that frame the event the way this one does
Analyzed 2026-10-19 · how these are computed

How this is being covered How these are calculated →

Article leaning vs. publisher reliability
Source leaning vs. consistency

Publisher

Fox News · 4618 article(s) · 9 correction(s) detected
Running correction rate · 9 correction(s)

Who wrote this

Landon Mion
49 article(s) here · 1 carrying a prediction
🔮 The alleged plot included plans to detonate bombs before an accomplice of Bjornholt's would begin "picking off people" with firearms, according to prosecutors.
🔮 Paporakis' coworkers at Taco Bell reported to Mount Prospect Police that they had received a suspicious message that day from Paporakis, leading police to obtain a search warrant and detain Paporakis before the suspect could return to the scene to carry out the alleged attack.
🔮 The court, which includes several judges appointed by President Donald Trump, upheld the firearms restriction against a man with a conviction stemming from a carjacking but ruled that the ban could not be applied to another man based on his prior drunk-driving convictions.
🔮 The Trump administration is adopting a new rule that would shorten the time refugees have to challenge the termination of their legal status, marking another restriction on legal immigration pathways as the White House continues its immigration enforcement crackdown.
🔮 While he could not speak about Tennessee’s lethal injection protocol, Kirkland said Florida would make sure its process was "humane and dignified." Florida injects death row inmates with a sedative, a paralytic and a drug that stops the heart when they are put to death, according to the state Department of Corrections.
🔮 Krasner also said there was nothing in Lewis' criminal background that would have prevented him from obtaining a firearm.
🔮 He is set to be executed at Fort Hood on Dec. 3, which would make him the first person to be executed by firing squad by the U.S. military since 1945.
🔮 New York City Mayor Zohran Mamdani demanded that President Donald Trump end all ICE enforcement in the state after a federal agent shot an illegal immigrant in the Bronx on Thursday, sparking protests and confrontations with law enforcement.
🔮 Houston had locked his three youngest children in the bathroom and instructed the children in the room to play loud music, so others could not hear their mother's screams, according to court records, KOMU reported.
🔮 A group of anti-Israel protesters on Wednesday targeted New York City Mayor Zohran Mamdani, calling him a "traitor," accusing him of "genocide" and claiming he "cannot weaponize being brown anymore."
Also by Landon Mion
Nothing else under this byline is closely related to this article, so these are simply their most recent.
All 49 articles by Landon Mion →

Topics

Arizona FBI FOX 10 Jewish Oklahoma City

Subjects

Bjornholt PERSON · 15× Schell PERSON · 8× FBI ORG · 3× FOX 10 ORG · 3× Garcia PERSON · 2× Maricopa County GPE · 2× Oklahoma City GPE · 2× Arizona GPE · 1× Jewish NORP · 1× Muslim NORP · 1×

Narrative

Schell also argued that the three seized guns were lawfully possessed, adding that Bjornholt's civil rights were restored after completing a previous sentence on a drug charge stemming from a closed first-degree murder case.
framing: mixed · carried by 1 article(s) · first seen 2026-10-19
🔮 The alleged plot included plans to detonate bombs before an accomplice of Bjornholt's would begin "picking off people" with firearms, according to prosecutors.

Claims (27 extracted, 10 hedged)

An Arizona man who allegedly plotted a mass casualty attack on a Jewish or Muslim house of worship is being accused by prosecutors of possessing an infamous bomb-making manual linked to the Oklahoma City bomber. uncertain
who → plot → bomber
Matthew Bjornholt, 27, faces a felony count of making a terrorist threat in connection with his alleged plot to attack a religious site. asserted
Bjornholt → face → site
Prosecutors in Maricopa County said Bjornholt laid out a chilling blueprint for violence that involved guns, explosives and an accomplice tasked with gunning down survivors. asserted
that → say → survivors
During an initial court appearance on Friday, prosecutor Stephen Garcia sought a $500,000 cash bond, calling Bjornholt an imminent danger to the community, according to FOX 10. uncertain
Garcia → seek → FOX
Bjornholt allegedly outlined detailed plans to attack a religious site, according to Garcia, who also claimed the suspect kept a copy of "The Anarchist Cookbook," a manual containing bomb-making instructions that has been linked to Oklahoma City bomber Timothy McVeigh. uncertain
that → outline → McVeigh
Garcia alleged that Bjornholt referred to the book as his "Bible." asserted
Bjornholt → allege → Bible
The alleged plot included plans to detonate bombs before an accomplice of Bjornholt's would begin "picking off people" with firearms, according to prosecutors. uncertain
accomplice → allege → prosecutors
Investigators later seized three guns and ammunition from Bjornholt’s home. asserted
Investigators → seize → home
Bjornholt’s defense attorney, Chad Schell, pushed back against the allegations, claiming that the charges are based solely on unverified hearsay from a disgruntled former acquaintance, according to FOX 10. uncertain
charges → push → FOX
Schell told the court that the tip came from a "homeless alcoholic" whom Bjornholt had briefly let crash on his couch before kicking him out late last month. asserted
Bjornholt → tell → him
Schell said federal authorities had already investigated the claims weeks ago. uncertain
authorities → say → claims
Schell said the FBI executed a search warrant at Bjornholt’s home on Sept. 29 and that Bjornholt voluntarily provided investigators with his electronic devices and passwords. asserted
Bjornholt → say → devices
According to Schell, federal investigators found no evidence of terrorism or bomb-making materials and did not pursue federal charges before county authorities took over the case a couple of weeks later. "There is no evidence he's a danger to the community. uncertain
he → accord → community
Some hearsay statements from some dude — that my client kicked out of his house two days before September 29," Schell told the court. asserted
Schell → kick → court
"Again, the FBI served a search warrant, got all of his electronic devices. asserted
FBI → serve → devices
He gave them access, gave him his passwords to those devices. asserted
He → give → devices
They went through all of those electronic devices. asserted
They → go → devices
They didn't see anything about terrorism. asserted
They → see → terrorism
And FBI cut him loose," he continued. asserted
he → cut → him
Schell also argued that the three seized guns were lawfully possessed, adding that Bjornholt's civil rights were restored after completing a previous sentence on a drug charge stemming from a closed first-degree murder case. asserted
rights → argue → case
According to Schell, the murder charge against Bjornholt was dropped because of a lack of evidence. uncertain
charge → accord → evidence
The ammunition found inside the home, Schell said, was no more than standard magazine loads. asserted
Schell → find → loads
Fox News Digital has reached out to the Maricopa County Attorney’s Office and FBI Phoenix for comment. asserted
Digital → reach → comment
Despite prosecutors citing Bjornholt's criminal history in arguing for a larger bond, the judge said the state's preliminary evidence relied heavily on hearsay and set Bjornholt's bond at $100,000, according to FOX 10. uncertain
evidence → cite → FOX
The judge nevertheless found enough probable cause to move the case forward. asserted
judge → find → case
It remains unclear whether specific houses of worship were targeted in the alleged plot or whether there was a specific accomplice. uncertain
houses → remain → plot
Bjornholt is scheduled to return to court on Oct. 22 for a status conference and then later for a preliminary hearing on Oct. 26. asserted
Bjornholt → schedule → Oct.
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