California will close part of Interstate 5 today after military officials confirmed Saturday that live-fire artillery rounds will be shot over the freeway during a Marine Corps event.

Report also recommends after action review on communications and coordination with federal and local government agencies on rare live fire military exercise over civilian infrastructure

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

An artillery round exploded over Interstate 5 at Camp Pendleton, cutting short the military's live-fire exercise.

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.

CHP reports that a section of Interstate 5 in San Diego — from Harbor Drive to Basilone Road in Oceanside — will be closed from about 11 a.m. to 3 p.m

A section of Interstate 5 near Camp Pendleton will be temporarily closed on October 18th due to a military event involving the discharge of live ammunition over the freeway, resulting in significant delays for motorists.

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