Motorcyclist Dies after Crashing into Big Rig on 57 Freeway at Sunset Crossing in Diamond Bar

1 Killed in Diamond Bar Motorcycle Accident on 57 Freeway
Orange County, California – A motorcyclist died after colliding with a big rig on Tuesday morning in Diamond Bar.
The accident was reported at around 1:46 a.m. on the Orange (57) Freeway at Sunset Crossing, according to the California Highway Patrol.
A motorcycle was traveling on the freeway when it crashed into a big rig.
The unidentified rider was pronounced dead at the accident scene.
More details about the accident were not released.
An investigation into the accident is underway.