Investigators are tracing every step of his final hours: who he met, where he went, which camera caught his last known image.
Police insist they will not stop until the person or people responsible are found.
For a community paralyzed between sorrow and anger, justice is no longer an abstract idea.
It is the only thing that might make it possible to sleep again.living rooms and on street corners, people whisper theories and fears, wondering how a quiet night turned into a crime scene.
