Marines are investigating after a 155mm artillery round exploded over Interstate 5, hitting California Highway Patrol ...

The mishap, during an anniversary celebration for the Marine Corps attended by the vice president and defense secretary, ...

Shrapnel from an exploding 155mm shell damaged a police car as Marines fired rounds over a highway during a drill attended by Vice President JD Vance.

An artillery shell detonated prematurely midflight Saturday during a Marines anniversary event attended by Vice President JD ...

An "explosive ordnance" detonated prematurely and hit a law enforcement vehicle near Camp Pendleton in California Saturday.

California Governor Gavin Newsom had shut down the freeway, even though White House officials said it was safe.

Gavin Newsom is livid with Donald Trump and his administration. The California governor tore into detractors on X, including ...

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

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

A U.S. Marine Corps artillery round prematurely detonated over Interstate 5 on Saturday sending metal shrapnel onto a ...

The incident happened during the US Marine Corps’ 250th anniversary after live munitions were fired over California’s ...

Rounds were fired on Friday across Interstate 5 as part of a test for Saturday’s event in Southern California. The state shut ...