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

An artillery shell that exploded over Interstate 5 near Camp Pendleton during an October live-fire demonstration, scattering ...

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

The October episode sent shrapnel onto California Highway Patrol vehicles on Interstate 5 during a celebratory exercise ...

A Marine Corps investigation has pinned last October's bizarre shower of metal over Interstate 5 on what it calls a “one-in-a-million” fuze malfunction, after an artillery shell exploded midair during ...

California lawmakers are demanding answers after a live fire demonstration over Camp Pendleton Saturday led to a misfire that rained shrapnel on Interstate 5, striking two California Highway Patrol ...

Add Yahoo as a preferred source to see more of our stories on Google. Marines fire an M777 Howitzer during a training exercise. (Lance Cpl. Christian Ayers/Marine Corps) (Lance Cpl. Christian Ayers) ...

During a live-fire demonstration marking the 250th anniversary of the U.S. Marine Corps, a shell explosion near Vice President J.D. Vance’s motorcade prompted alarm. The incident occurred Saturday at ...

(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 ...

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 ...