Tirrell Dekeyser was 21 when he was killed and his body was found on Rugby Street in Philadelphia on May 13, 2008.

Dekeyser’s killing occurred during a violent period for the city, and his case was among many homicides that strained local law enforcement resources. The Philadelphia Police Department continues to list his case as unsolved, and no arrests have been announced.

If anyone has information about Tirrell Dekeyser, his last known movements, or the area around Rugby Street on or before May 13, 2008, please share what you know with investigators.