Reportedly, possibly three vehicles were involved in the accident. However, it is unclear what caused the mishap.

Costa Mesa, CA. – On Thursday afternoon, a deadly two-vehicle collision was reported on State Route 55 in Costa Mesa.
According to the California Highway Patrol, the wreck occurred at around 3:30 p.m. on the northbound Highway 55 at Paularino Avenue.
Reportedly, possibly three vehicles were involved in the accident. However, it is unclear what caused the mishap.
A man, whose name was not disclosed, died in the crash.
Additional information about the collision was not available.
An investigation is ongoing.