Artillery Shell Detonated Over Interstate 5 During Marines’ Celebration, California Officials Say The New York TimesCHP cruiser on I-5 hit by shrapnel during Marine Corps event attended by JD Vance San Francisco ChronicleArtillery shell exploded prematurely over California freeway during marines celebration The GuardianInterstate 5 closure fuels anger and gridlock: ‘There was no coordination’ Los Angeles TimesCalifornia police say shrapnel hits and damages a patrol vehicle during Marine Corps drills ClickOnDetroit | WDIV Local 4