Luis Canseco, a 17-year-old senior at Twin Oaks High School from Vista, California, was found dead in the middle of Smilax Road on the evening of October 25, 2016. The San Diego County Medical Examiner’s Office ruled his death a homicide. Family members say he was beaten and shot multiple times; witnesses reported hearing several gunshots and a skateboard was found near his body. Autopsy details have been sealed.

Reports say Canseco had been walking with a friend when a group of people in a car approached and attacked him. Authorities have described the investigation as difficult; as of the latest update there were no arrests or identified suspects and investigators were examining whether the killing was gang-related. Canseco’s mother, Yakima Canseco, and the community have held vigils and memorials.

If anyone has information about what happened that night on Smilax Road, please come forward to assist the investigation.