Miguel Silva was 19 when he was fatally shot in San Antonio on September 3, 2015. Officers found him on the city’s west side in the early morning with multiple gunshot wounds; he was pronounced dead at the scene after emergency responders arrived.

Investigators say Silva had been involved in an altercation with an unknown person shortly before the shooting. Witnesses reported a suspect leaving in a dark-colored vehicle immediately after the gunfire. The motive is unclear and no arrests have been announced.

Anyone who saw activity on the west side that morning or has information about the altercation or the dark-colored vehicle is asked to contact the San Antonio Police Department Homicide Unit or Crime Stoppers.