A plan to fire live artillery shells over a major Southern California highway as part of a military showcase attended by Vice President JD Vance has drawn strong objections from Gov.

Vice President JD Vance rang in the Marine Corps’ 250th at Camp Pendleton, praising fellow Marines after an assault demo and pledging they are ready to fight and win.

The U.S. Marines are investigating the firing of live artillery over a major California highway during a ceremony attended by Vice President JD Vance in which one shell blew up in the air and rained shrapnel onto police vehicles parked nearby,

The 5 Freeway, a major artery in Southern California, closed for a live-fire event at Camp Pendleton in northern San Diego County that was attended by Vice President JD Vance.

Vice President JD Vance’s trip to a military base in California illustrated rising tensions between the federal government and Democratic leaders.

The U.S. Marines fired live ammunition over Interstate 5 in Southern California on Oct. 18, 2025, during an artillery demonstration at Camp Pendleton, causing a temporary closure of the highway. Posts claiming the U.