Albert Pena was 18 and a resident of Fontana, California, when he was shot and killed on July 5, 2016. The shooting occurred in the parking lot at Bill Martin Park after Pena was approached by a group and an argument broke out; he tried to flee but was pursued and struck by multiple gunshots. He was taken to a nearby hospital and later died of his wounds.

Police arrested four suspects in connection with the killing, including three juveniles and 19-year-old Daniel Anthony Michel. Michel was taken into custody after a 20-minute standoff at a Blanchard Avenue residence; the other suspects were detained at separate locations. The suspects were booked into different detention facilities and charged with homicide, with gang enhancements noted in the charging documents.

What additional information about that night or about witnesses has not yet been shared that could help piece together what happened?