Ruben Camarillo was 25 when he was shot and killed outside a bar in Oklahoma City on the night of Saturday, July 18, 2015. The altercation outside the establishment escalated to gunfire; emergency services responded but his wounds proved fatal and he was pronounced dead.

The Oklahoma City Police Department opened a homicide investigation and detectives interviewed witnesses and pursued leads in the days and weeks afterward.

Those who knew Ruben or who were in the area that night may have information that could help resolve this case — please share any relevant details with the Oklahoma City Police Department.