Event Brief
Person Stuck in Semi After 10 Freeway Crash
By The BriefBrief · Sources (2)
Filed: Aug 21, 2026 at 9:00 PM ET
Summary: A person was trapped inside a semi truck after a crash on the westbound 10 Freeway in Claremont on Friday afternoon. CHP said the semi hit a second big rig near Indian Hill Boulevard, causing the truck to overturn and shutting down all lanes for a period before three left lanes reopened to allow traffic through.
WHO: A person trapped inside a semi truck; CHP; drivers in the area
WHAT: A semi-truck crash on the 10 Freeway left a person stuck inside the overturned truck; the semi collided with a second big rig.
WHEN: Aug 21, 2026 at 1:13 AM ET
WHERE: Los Angeles, CA
WHY: Cause is under investigation.
ℹ️ This event is analyzed using pattern arcs, velocity indicators, and source analysis in our MI Console.
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