A piece of metal shrapnel from an “explosive ordnance” that detonated overhead prematurely struck a law enforcement vehicle in California on Saturday, during an event attended by Vice President JD Vance.

The California Highway Patrol (CHP) confirmed the incident in a press release shared with Fox News Digital. It took place near Camp Pendleton, a Marine Corps base in San Diego County.

The shrapnel was fired while CHP officers supported a traffic break along I-5, the same day that Vance visited Camp Pendleton to commemorate the 250th anniversary of the US Marine Corps.

It is unclear when exactly the incident occurred on Saturday.

The CHP said it happened “during an exceptional US Marine Corps live-fire training demonstration over the freeway, and where the CHP had elected to stop traffi

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