Tyrice Jr. Lane, a 20-year-old man from San Francisco, was shot and killed on November 2, 2012, in the city’s Bayview District. Reports say he was gunned down on the street and that officers responded to the scene as the San Francisco Police Department opened a homicide investigation.

Lane’s killing came during a year when Bayview and other parts of the city were experiencing a notable rise in homicides and gun violence; his death was one of several that alarmed the neighborhood in 2012. Details about suspects, a motive, or what led to the shooting remained unclear at the time, and investigators urged anyone with information to come forward.

If anyone knew Tyrice Jr. Lane, saw him that day, or has information about the shooting, please share what you know with the authorities.