On the evening of June 27, 2023, deputies from the Los Angeles County Sheriff’s Department Pico Rivera station responded to a shots-fired call in the 9400 block of Underwood Street, near Whittier and Passons boulevards. They found 41-year-old Mark Luna lying on the sidewalk with gunshot wounds to his upper body. He was pronounced dead at the scene at 8:34 p.m., and the Medical Examiner-Coroner ruled the cause of death homicide by gunshot wounds.

The LASD Homicide Bureau opened an investigation into the killing. As of December 26, 2024, no suspect identification or arrest has been publicly reported and the case remains unsolved. Anyone with information is asked to contact the Sheriff’s Homicide Bureau at 323-890-5500 or submit an anonymous tip to Crime Stoppers at 800-222-8477 or lacrimestoppers.org.

Did anyone in the neighborhood see or hear anything that night that could help investigators?