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Fullerton, CA (July 21, 2026) – A fatal two-vehicle crash was reported on Monday, July 20, on northbound SR-57 south of Imperial Highway in Fullerton. Authorities were notified of the collision at about 2:32 a.m.
Preliminary information showed the crash involved a silver Toyota Corolla and another vehicle that has not been identified. The collision blocked the HOV and No. 1 lanes, while one vehicle was located on the right shoulder. Three people were reported trapped following the crash, and Abel Guzman was pronounced deceased at the scene shortly after 3 a.m.
The roadway was partially closed as crews responded and investigated the scene. Authorities continue working to determine the cause of the collision.
We extend our condolences to the family and friends of Abel Guzman.
How Fatal Freeway Crashes Are Examined After a Collision
Fatal freeway crashes require a detailed review of the scene, vehicles, and surrounding roadway conditions. Investigators may examine vehicle damage, debris patterns, lane positions, and other physical evidence to help determine how the collision occurred.
Other information, including witness accounts, available video footage, and roadway conditions, may also be considered during the review process. These details can help provide a clearer understanding of the events before and during the crash while helping identify factors that may have contributed to the incident.
