According to the California Highway Patrol, the mishap occurred at around 1:06 p.m. December 14 on State Route 60 at Day Street.

Moreno Valley, CA – The Riverside Coroner's office has identified 31-year-old Derek Martin as a motorcyclist killed in a crash on Highway 60 in Moreno Valley Saturday afternoon.
According to the California Highway Patrol, the mishap occurred at around 1:06 p.m. December 14 on State Route 60 at Day Street.
As per the reports, Martin was operating a motorcycle on the High when, for unknown reasons, he collided with a semi-truck.
Martin was pronounced dead at the scene.
An investigation is ongoing.