An 18-year-old man has been charged with murder for his role in the death of an 11-year-old boy.

On Friday, May 12, the St. Joseph County Prosecutor’s Office charged Dominick Williams Jr. of South Bend with murder in connection to the death of T’yon Horston, 11, of South Bend.

An investigation by the South Bend Police Department’s Violent Crimes Unit found that Horston was shot and killed on April 20, in the 600 block of North Johnson Street.

Following a review of the investigation, the Prosecutor’s Office charged Mr. Williams with Murder and a Firearm Enhancement.

A warrant for the arrest of Williams was issued and law enforcement is requesting the public’s help in locating him.

Anybody who comes into contact with Williams or know of his whereabouts is asked to contact the South Bend Police Department’s Detective Bureau at 574-235-9263, leave an anonymous tip to Michiana Crime Stoppers at 574-288-STOP, or call 911 with time-sensitive information. Williams is to be considered armed and dangerous.

The sentencing range for Murder is 45 to 65 years. The sentencing range for a firearm enhancement is five to 20 years.

From the Probable Cause Affidavit:

On April 20th, 2023 at around 1652 hrs, officers were dispatched to the 600 block of N.
Johnson Street, South Bend, IN, for multiple Shots Fired in the area. Officers located an 11 year old male, later found to be Tyon Horston, that had multiple gunshot wounds and was transported to Memorial Hospital where he was pronounced deceased.

Officers found damage to residences and vehicles in the area consistent with gun shots and
located two clusters of spent shell casings nearby where Tyon Horston had been shot. Witnesses advised that a black male subject wearing all black clothing and a black ski mask had been in the alley across the street from where the victim was found and he was carrying a rifle shortly after the gunshots were heard. Witnesses advised that a black male subject wearing a red jacket then returned fire. Witnesses stated the suspect wearing all black fled driving a white Dodge Charger with dark tinted windows and a paper plate heading northbound.

A few minutes after the shooting, a white Dodge Charger with dark tinted windows and a
paper plate broke down in the 2100 block of N. Johnson Street. Witnesses observed a black male subject dressed in all black clothing running from the vehicle carrying firearms, including a rifle. The black male subject runs behind houses and is later picked up by a white SUV. The owner of the Charger was located after she reported the vehicle stolen a short time after the homicide and was in Indianapolis at the time of the Homicide.

Dominick G. Williams Jr. was named as the only other person that drove that vehicle and evidence was located that showed the vehicle had been at his father’s house a short time before the homicide.

Dominick’s cellular phone number was found through his mother’s call detail records and
puts his cell phone in the area of the homicide at the time of the homicide and in the area where the Charger is dumped at the time it broke down. The person that picked Dominick up in the white SUV was located and confirmed that he picked Dominick up after his car broke down and had a gun on him at this time. The passenger of the vehicle was also located and confirmed that the driver of the vehicle picked up a friend wearing all black after his car broke down on 4/20/23.

Flock cameras in the area of the homicide captured images of the white Charger a few
minutes before the homicide confirming that the suspect vehicle was the same vehicle by license plate number as the one that broke down in the 2100 block of N. Johnson Street. A black ski mask was also located inside the Charger after it was impounded and searched.