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It was meant to be a celebration. Instead, the 250th anniversary of the Marine Corps nearly became a lesson in how not to honor your troops—complete with sparks, shrapnel, and a fierce political firefight on X (formerly Twitter). When a live artillery shell went off prematurely above Interstate 5, California’s Governor Gavin Newsom didn’t mince his words. And honestly, who could blame him?
Ringing the Alarm: A Fireworks Show No One Signed Up For
The fuse on this fiasco was lit when Newsom first sounded the alarm over reports from MeidasTouch that the Marine Corps planned to fire live missiles as part of its show of force for the big anniversary event. Newsom, worried about public safety, moved to shut down a portion of a major interstate highway, a decision that quickly drew ridicule from critics including President Trump, Vice President JD Vance, and California Republican Rep. Darrell Issa.
Newsom’s concerns proved well founded. On Saturday, during the event, an artillery shell detonated prematurely over the closed portion of Interstate 5. The result? Shrapnel showered a California Highway Patrol (CHP) vehicle and, according to The New York Times, even impacted a motorcycle belonging to Vance’s security detail. Not quite the parade review anyone wanted.
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Shots Fired—On Social Media, Too
Never one to leave a good PR crisis to waste—or to let his critics have the last word—Newsom and his press office responded with biting posts on X, complete with photos of the offending ordnance. “The shrapnel that hit CHP vehicles over the weekend from Trump and Vance’s military live-munitions demonstration came from this ordnance. It’s no small thing. This is what the White House thought was fine to fly over civilians on a major freeway,” the office wrote. If photos could scowl, this one would have burned a hole in your timeline.
Newsom doubled down, reposting his office’s statement and adding his own pointed commentary: “Donald Trump and JD Vance put lives at risk to put on a show. If you want to honor our troops, open the government and pay them.” No ambiguity there—just red, white, and blue frustration.
Political Crossfire: Downplaying Danger, Demanding Apologies
Of course, the drama didn’t end on the governor’s social feed. Trump, Vance, and Issa were quick to push back. Issa accused Newsom of “overruling the best-trained and most-experienced leaders of our Marine Corps” by closing the highway. William Martin, communications director for Vance, told The New York Times, “Gavin Newsom wants people to think this exercise is dangerous. The Marine Corps says it’s an established and safe practice. Newsom wants people to think this is an absurd show of force. The Marine Corps says it’s part of routine training at Camp Pendleton.”
Well, routine or not, artillery and shrapnel raining on police vehicles is hardly a standard Saturday in San Diego. Newsom’s press office shot back at Issa: “You accused the Governor of overreacting when he closed a portion of the freeway to protect the public. And now we learn live ordinance detonated early, striking a vehicle on a closed portion of the highway during the event. Without a doubt an apology is owed—not just to Californians, but all Americans.”
- California Highway Patrol confirmed metal shrapnel struck one of their vehicles.
- A motorcycle escorting Vance was hit during the incident.
The Aftermath: A Call for Reflection (or Maybe Rethinking the Festivities)
CHP Border Division Chief Tony Coronado didn’t sugarcoat the risks: “This was an unusual and concerning situation. It is highly uncommon for any live-fire or explosive training activity to occur over an active freeway. As a Marine myself, I have tremendous respect for our military partners, but my foremost responsibility is ensuring the safety of the people of California and the officers who protect them.” His words echoed a fact that seemed lost in the spectacle—a show of force can easily become a case study in how thin the line is between ceremony and catastrophe.
The First Marine Expeditionary Force, which hosted the demonstration, said it is investigating the incident, maintaining that rehearsals were carefully conducted to ensure “success at every phase of execution.” They also pointed out that artillery training—including with systems like the M777 Howitzer—happens almost weekly at Camp Pendleton, with the design of these indirect weapons intended to fire over friendly forces to target adversaries. “We trust this system with our lives,” their statement declared.
One can only hope the next celebration involves less live-munitions drama and more cake. In the meantime, perhaps the biggest takeaway is this: When shrapnel flies, so do tempers—and sometimes, a pause (and a closed freeway) is the best gift you can give in the name of public safety.












