Skip to content
Submit incident
AII-1000-67557
ConfirmedA court, a regulator or the organization itself has stated the core facts, or the record cites a court or regulator source.Supporting sources are pending verification.

Florida Man Arrested for Using AI Deepfake Video in False Crime Report

A Florida man was arrested after showing a Seminole County Sheriff's deputy an AI-generated deepfake video falsely claiming to show theft from the deputy's patrol car. The suspect posted the encounter on social media seeking viral attention, but store surveillance confirmed no such theft occurred, leading to charges of fabricating evidence and making a false report to law enforcement.

8 April 2026 · Alexis Martínez-Arizala · Misinformation and synthetic media
8 April 2026
AII-1000-67557
Quick facts
Category
Misinformation and synthetic media
Country
United States
Date
8 April 2026
Drafted by
Raidu Incident Detection

What happened

Alexis Martínez-Arizala, 25, approached a Seminole County Sheriff's deputy inside Academy Sports in Lake Mary and showed him an approximately three-second AI-generated video on his cell phone. The video appeared to show two individuals entering the deputy's marked patrol vehicle in the parking lot.

The deputy checked his patrol car and found nothing had been disturbed or stolen. Store surveillance footage showed that no one had actually approached the patrol car during the timeframe depicted in the video, and deputies concluded the cell phone video had been fabricated.

Martínez-Arizala posted content related to the encounter on his social media accounts in an attempt to gain attention and create viral content. He was arrested on Wednesday after being located in San Juan, Puerto Rico.

Reported impact

Martínez-Arizala faces charges of fabricating physical evidence, making a false report to law enforcement, unlawful use of a two-way communication device, and knowingly giving false information to a law enforcement officer concerning the alleged commission of a crime.

Sheriff Dennis Lemma stated that the misuse of artificial intelligence to create deepfake videos is a growing concern, particularly when targeting public safety professionals, and that fabricated videos can damage reputations, create unnecessary tensions, and raise safety concerns for first responders.

Index analysis

The incident demonstrates how deepfake video technology accessible on smartphones can be misused to create false evidence and deceive law enforcement. The suspect's subsequent posting of the encounter on social media indicates intent to generate online engagement through deception.

Governance controls

The Seminole County Sheriff's Office investigation identified the fabricated video through comparison with store surveillance footage and issued a warrant for the suspect's arrest. The case resulted in multiple criminal charges related to fabricating evidence and making false reports to law enforcement.

Classification

Category
Misinformation and synthetic media
Industry
Government, security and defence
Country
United States
Harm status
Actual harm
Intent
Intentional
Timing
Unknown
Harm types
Public interest, Reputational
Harmed
Government
Failure modes
Deepfake video
Consequences
Police investigation
AI systems
AI-generated video

Sources and evidence

Sources not yet published

This record was researched and written by the Index from original reporting. Its sources are still being verified by an editor, and they are listed here once that check is complete. Until then the record carries no reviewer.

How sources are verifiedSuggest a source for this incident