Richard Villanueva, 23, of Fresno, California, was found dead along Highway 180 near Marks Avenue on December 24, 2016, after reports of a shooting. He had suffered fatal gunshot wounds and was pronounced dead at the scene.

Authorities responded to the location and began an investigation but the circumstances behind the shooting remain unclear and no public arrest or motive has been reported. His death occurred during a year noted for rising violence in Fresno and left family and community members grieving, particularly because it happened on a holiday.

Does anyone who was in the Highway 180 and Marks Avenue area on December 24, 2016, have information that could help investigators?