Rare Marine Artillery Mishap Sent Debris Onto Interstate ...

The artillery live-fire demonstration caused California officials to close Interstate 5 near Camp Pendleton at the last ...

A Marine Corps investigation could not conclusively say why the artillery shell's fuze malfunctioned but said no misconduct ...

The electronic device that was used is manufactured to a standard of “one defect in a million,” and no human error was found, ...

A military investigation has found that a “one in a million” malfunction during a live fire demonstration over Camp Pendleton last October led to a misfire that rained shrapnel on Interstate 5.

The Marines’ decision to fire live artillery over a major California highway as part of its 250th birthday celebrations in 2025 came under harsh criticism from Governor Gavin Newsom.

The USMC has determined that a "one-in-a-million" malfunction in an artillery shell's fuze caused it to explode over Interstate 5 and strike a California Highway Patrol vehicle with debris during a ...

Add Yahoo as a preferred source to see more of our stories on Google. Freeway signs warn drivers on Interstate 8 approaching Interstate 5 of "Live Weapons Over Freeway" in San Diego, California, on ...

Freeway signs warn drivers on Interstate 8 approaching Interstate 5 of "Live Weapons Over Freeway" in San Diego, California, on October 18, 2025. - Patrick Fallon/AFP/Getty Images The US Marine Corps ...

(CNN) — The US Marine Corps is no stranger to firing live ordnance as part of training, but it had been years — more than 70, according to one US official — since Marines had fired artillery over a ...