Nathan Jr. James was 20 when he was shot and killed in Oakland, California, on October 14, 2011. His death was among many that year that underscored the city’s ongoing struggle with gun violence.

Details about the shooting remain unclear and no immediate arrests were reported after the killing. The case is one of several that communities and officials point to when discussing efforts to curb violence in Oakland.

Did anyone who knew Nathan or who was in Oakland that night see or hear anything that could help explain what happened?