Mark Lazary Delancey was 16 when he was fatally shot in Alondra Park, California, on January 2, 2003. The Los Angeles County coroner’s records list the death as a gunshot fatality that occurred on a Thursday; the wounds were immediately life-ending.

Investigators described the case as hampered by a lack of witnesses and concrete evidence, and no arrests or suspects have been officially named. The shooting underscored ongoing concerns about gun violence in the neighborhood and left the community seeking answers.

The Los Angeles County Sheriff’s Department continues to list the investigation as open and asks anyone with information to come forward. If anyone knew Mark, was in Alondra Park that day, or has relevant information, please share it with investigators.