The 5 Freeway will be closed for four hours during a live-fire event at Camp Pendleton on Saturday, despite the U.S. Marine Corps' previous insistence that public highways would remain open.

According to the California Highway Patrol , the 5 will be closed between Harbor Drive and Basilone Road from 11 a.m. to 3 p.m. About 80,000 drivers travel the route, which connects San Diego and Orange counties, every day.

The Amtrak Surfliner train service, a popular rail line Southern California residents frequently use for weekend trips to the beach, will also be shut down midday.

The event, which the Marine Corps calls an "Amphibious Capabilities Demonstration," is set to take place at Red Beach to mark the 250th anniversary of the military branch. Vice President JD Vance, a Marine Cor

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