Turhaan Martin, 38, of Chester, Pennsylvania, died from a gunshot wound on September 21, 2012. The shooting prompted a criminal investigation that led to the arrest of a 21-year-old man from Chester, who was charged with third-degree murder in connection with Martin’s death. That defendant later pled guilty to the charges, acknowledging involvement in the fatal shooting. The case was widely noted in Chester as an example of persistent violence in the community.

What details about the incident, the investigation, or Martin’s life are people hoping to learn more about?