Fort Worth Man Dies After Stabbing Himself During Police Encounter on Northeast 36th Street

FORT WORTH, Texas - A 55-year-old man died Monday morning, Oct. 12, 2026, after stabbing himself with a knife during an encounter with Fort Worth police officers who were responding to a disturbance at a business in north Fort Worth.

The Tarrant County Medical Examiner's Office identified the man as William Dunne, 55.

According to the Fort Worth Police Department, the incident occurred around 8 a.m. in the 2500 block of Northeast 36th Street, where Northwest Division officers had been dispatched to investigate a disturbance involving a man who had arrived at a business in a vehicle with two flat tires.

Police said Dunne, who was not an employee of the business, left his vehicle at the location and began wandering around the property with his dog.

Police Deploy Taser During Confrontation

When officers arrived, Dunne began yelling obscenities at them and displayed a knife, according to the department.

Officers issued verbal commands in an attempt to gain his compliance.

During the confrontation, one officer deployed a Taser, striking Dunne.

Police said Dunne then used the knife to stab himself.

Officers immediately attempted to provide medical assistance, but Dunne died at the scene.

Authorities did not provide additional details about the sequence of events or specify how much time passed between the Taser deployment and the stabbing.

Major Case Detectives Investigating Death

Following the incident, Fort Worth police notified Major Case detectives, who responded to investigate in accordance with department protocol.

The department has not released information about the officers involved, whether body-worn camera footage captured the encounter or whether additional evidence is being reviewed.

The investigation remains ongoing.