A patrol vehicle was struck by shrapnel from an artillery round that was fired during Saturday's event at Camp Pendleton, officials said.

During a live-fire demonstration at Camp Pendleton, a 155 mm shell prematurely detonated, causing shrapnel to hit a California Highway Patrol vehicle and motorcycle. Governor Newsom ordered the closure of a 17-mile stretch of Interstate 5,

CAMP PENDLETON — Ordnance fired over the 5 Freeway at Saturday’s 250th anniversary of the Marine Corps at Camp Pendleton prematurely detonated, striking and damaging a California Highway Patrol vehicle that was part of Vice President JD Vance’s detail, the CHP said Sunday.

I-5 closes 11 a.m.–3 p.m. for Marine Corps 250th anniversary live-fire demo at Camp Pendleton; expect major SoCal traffic delays.

The Marines are gearing up for their 250th birthday Saturday with a high-octane amphibious demonstration at Camp Pendleton's Red Beach, featuring amphibious vehicles storming the

Gavin Newsom bashed JD Vance, saying he was "reckless" to move forward with a celebration of the Marine Corps., where shrapnel hit security detail vehicles

California Gov. Gavin Newsom lashed out at the Trump administration prior to the event, saying it was dangerous to fire live rounds over a highway.