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La Mesa, CA (May 21, 2026) – Two people lost their lives after a chain-reaction freeway collision along Interstate 8 near 70th Street in La Mesa. The deadly roadway sequence began around 7:18 p.m. in the eastbound lanes when a Toyota was reportedly moving slowly or stopped in the far left lane.
Investigators said a 34-year-old San Diego woman driving a Dodge approached from behind and struck the Toyota. A 4-year-old boy was riding in the Dodge at the time. Moments later, a Kia driven by a 63-year-old El Cajon woman hit the rear of the Dodge, while debris also damaged a Mercedes operated by a 30-year-old El Cajon man.
The Toyota driver, a 79-year-old La Mesa man, died at the scene. A 77-year-old female passenger from La Mesa was taken to Sharp Memorial Hospital, where she later died. The Dodge driver and child were taken to Sharp Grossmont Hospital for evaluation, and the Kia driver was treated for minor injuries. No names were released following the collision.
Detectives continue examining the factors that led to the multi-vehicle accident. Our hearts go out to the families grieving after this tragic loss.
Why Stopped Vehicles on Freeways Can Lead to Chain-Reaction Traffic Impacts
Vehicles that slow suddenly or stop in freeway lanes can create dangerous conditions, especially during evening traffic or reduced visibility. Drivers traveling at highway speeds may have little time to brake or change lanes safely when another vehicle is directly ahead. Rear-end impacts can quickly involve several vehicles, particularly on busy interstates with limited shoulder space.
After multi-vehicle freeway impacts, investigators often review traffic flow, skid marks, vehicle spacing, and roadway lighting. Damage patterns may help show how each vehicle moved before and after contact. Medical evaluations are also commonly reviewed to determine the extent of harm to drivers and passengers. Weather, visibility, and mechanical problems can further affect how quickly motorists react in fast-moving traffic.
