Manuel Alvarez-Rivera was 34 when he was fatally shot in Tonopah, Arizona, on the night of February 1, 2014. Authorities described his death as a homicide and launched an immediate investigation into the overnight shooting, but details about the specific circumstances of the incident remain scarce.

The case appears to have gone cold, with key questions about who shot him and why still unanswered.

If anyone in Tonopah that night remembers seeing or hearing anything that could help piece together what happened to Manuel Alvarez-Rivera, please come forward with information.