Reported AI-Aided Development of Explosive Devices by Long Island Resident Michael Gann

What happened

Federal prosecutors allege that Michael Gann, a 55-year-old Long Island man, used AI tools to identify chemicals and instructions for making improvised explosive devices. He allegedly built seven bombs, transported them to Manhattan, and stored five with shotgun shells on a rooftop. Authorities say he tested and discarded some devices in public areas before his June 5, 2025 arrest. Gann faces federal charges; no injuries were reported.

Reported impact

Affected parties

Not publicly disclosed

Harm type

Not publicly disclosed

Scale

Not publicly disclosed

Financial impact

Not publicly disclosed

Regulatory action

Not publicly disclosed

Classification

Organization

Not publicly disclosed

AI system

Not publicly disclosed

Industry

Not publicly disclosed

Country

Not publicly disclosed

Provider

Not publicly disclosed

Incident type

Not publicly disclosed

Relevant governance controls

Governance control mapping is not available for this record.

• No controls mappedNot publicly disclosed

Control mapping is analytical. It does not state that any control would have prevented the incident.

Sources and evidence