The crash was reported around 9:31 p.m. on northbound SR-57 near Brea Canyon Road, according to the California Highway Patrol.
Diamond Bar, CA – A fatal traffic collision involving multiple vehicles was reported on State Route 57 in Diamond Bar Tuesday night.
The crash was reported around 9:31 p.m. on northbound SR-57 near Brea Canyon Road, according to the California Highway Patrol.
Initial reports indicated that three to four vehicles were involved in a collision that blocked the HOV lane.
Emergency personnel responded to the scene, and the Los Angeles County Medical Examiner was notified in connection with the fatality. The identity of the person killed in the crash was not released.
The collision prompted a hard closure of the HOV and No. 1 lanes on northbound SR-57 while authorities managed traffic and crews worked at the scene. A SigAlert was issued for approximately one hour.
The circumstances surrounding the fatal crash remain under investigation.