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LAKESIDE, San Diego County, Calif., Sept. 20, 2026 — A crash involving at least three vehicles left one or more people injured on Saturday evening, September 19, on State Route 67 northbound at Mapleview Street in Lakeside.
The California Highway Patrol received a report of a collision involving a white Nissan Rogue, a blue Toyota Corolla, and a blue van at around 8:33 p.m., according to dispatch logs. The crash blocked the left lane of SR-67 northbound, and the incident was initially logged as a collision with unknown injuries before being upgraded to a report of injuries requiring an ambulance response.
Dispatch records also reference a silver Lexus that may have been involved in the collision, though it was unclear whether its occupants were involved, according to the log. A fire engine responded to the scene, and radio traffic described at least one occupant as suffering a major injury, though that has not been confirmed by an official medical assessment.
A tow truck was requested to clear at least one vehicle from the scene. Authorities noted a rotation tow company was called in to help remove a vehicle described in the log as a minivan. The condition of those hurt has not been publicly released, and the CHP has not confirmed the total number of people injured.
The cause of the crash remains under investigation. No further details, including whether any citations or arrests resulted, had been released as of Saturday night.
We hope those who were hurt recover fully and quickly.
How Investigators Piece Together a Multi-Vehicle Crash on a Highway Like SR-67
When several vehicles collide on a highway, officers must first establish the order of impact before they can explain how the crash unfolded. That means examining where each vehicle came to rest, measuring skid marks and debris fields, and cross-referencing accounts from drivers and any witnesses who stopped or called it in. On a road like SR-67, where traffic moves at highway speed, that scene work can take hours, especially if a lane has to stay closed for measurements and towing.
Injury crashes involving multiple vehicles often require input from more than one agency: CHP officers handle the roadway investigation, while fire and paramedic crews focus on treatment and transport. Their reports are compiled separately and later merged, which is one reason preliminary details, such as which vehicle struck which, can shift in the hours after a crash as dispatch information is corrected.
Full findings, including any determination of fault or contributing factors such as speed or following distance, typically aren't finalized for days or weeks. If a driver is hospitalized or if the crash involves a fatality, agencies also wait to confirm next-of-kin notification before releasing names, which can add to the delay. According to the Insurance Institute for Highway Safety, 17,008 motor-vehicle crash deaths occurred outside passenger vehicles in crashes involving passenger vehicles in 2023.
Frequently Asked Questions
What makes multi-vehicle crashes harder to investigate than a single-car crash?
Investigators must reconstruct the sequence of impacts between several vehicles, not just one, which means more physical evidence to map and more accounts to reconcile before a clear picture emerges.
What typically causes chain-reaction crashes on highways?
Sudden braking, lane changes, following too closely, and reduced visibility are common contributing factors, though the specific cause in any single crash is determined only after investigators review the evidence.
How can drivers avoid getting caught in a pile-up?
Leaving extra following distance, staying alert for brake lights well ahead, and avoiding lane changes near merge points or exits can reduce the chance of getting pulled into a chain-reaction crash.
What to Do After a Multi-Vehicle Crash in Lakeside, CA
If you're involved in a multi-vehicle crash, try to move to a safe location if your vehicle is drivable and call 911 to report injuries and get emergency responders on scene. Exchange information with other drivers involved, but avoid discussing fault at the scene since that determination comes later from investigators.
Even if you feel fine, it's worth getting checked by a medical provider afterward. Adrenaline can mask pain from soft-tissue injuries or head trauma that don't show symptoms until hours or days later. Keep a copy of the CHP incident report once it's available, and hold onto any photos or notes from the scene in case they're needed for insurance or follow-up questions.
