Four of these attackers concealed their weapons on their person before the attack.
Of these attackers, four concealed their weapon(s) on their person prior to their attack, while five attackers kept their weapon in a vehicle
NCIER®
Four employed attackers concealed weapons on their person
How to cite
APA
U.S. Secret Service National Threat Assessment Center. (2026). Preventing Targeted Workplace Violence: A U.S. Secret Service Guide to Behavioral Threat Assessment and Management (p. 14). Claim p014-03, NCIER Claim Map. https://www.ncier.org/research/claim-maps/workplace-violence-prevention/claims/p014-03
HTML
U.S. Secret Service National Threat Assessment Center. (2026). Preventing Targeted Workplace Violence: A U.S. Secret Service Guide to Behavioral Threat Assessment and Management (p. 14). Claim p014-03, NCIER Claim Map. <a href="https://www.ncier.org/research/claim-maps/workplace-violence-prevention/claims/p014-03">https://www.ncier.org/research/claim-maps/workplace-violence-prevention/claims/p014-03</a>Link to https://www.ncier.org/research/claim-maps/workplace-violence-prevention/claims/p014-03 from your own pages; it resolves to this claim and its highlighted source passage.
License: CC BY 4.0. Free to reuse with attribution: credit NCIER Claim Map and link to the claim.
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