Juvenile Arrested for Fatally Shooting Stepbrother in Longmont

Suspect called 911 to report the incident at an apartment complex in the northern Denver metro area.

Mar. 21, 2026 at 9:50pm

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Police in Longmont, Colorado are investigating a shooting at an apartment complex that left one juvenile dead. The suspect, the victim's stepbrother, called 911 to report the incident and was later arrested by officers. The shooting remains under investigation, and the suspect is facing possible murder charges, though he has not been formally charged yet.

Why it matters

Incidents of gun violence involving minors are deeply concerning and raise questions about access to firearms, mental health support for young people, and the broader issue of youth crime in the Denver metro area.

The details

According to police, officers responded to a call about a shooting at the Clover Basin Apartments in Longmont around 3:53 p.m. on Wednesday. The suspect, the victim's stepbrother, had called 911 to report that he had shot and killed someone. When officers arrived, they found the body of the deceased juvenile inside the apartment. The suspect had left the scene but was later apprehended by police, who reported that he was holding a Glock 23 pistol. Neither the suspect's mother nor the victim's father knew the boy had access to a gun.

  • The shooting occurred around 3:53 p.m. on Wednesday, March 21, 2026.
  • The suspect called 911 to report the incident.

The players

Longmont Police Department

The local law enforcement agency investigating the shooting incident.

Suspect

A juvenile who is facing possible murder charges for the shooting death of his stepbrother.

Victim

A juvenile who was fatally shot by his stepbrother at the apartment complex.

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What’s next

The judge will decide whether to formally charge the suspect with murder in the coming days.

The takeaway

This tragic incident highlights the urgent need for improved access to mental health resources and stricter gun control measures to prevent such violence involving minors in the future.