POLITICSglobal
Marines: ‘One-in-a-million’ malfunction caused explosion over I-5
Single source
Updated 2 hours ago
First seen March 17, 2026 13:21:59Stay on top of this story
Follow the names and topics behind it.
Add this story's key topics to your watchlist so LyscoNews can highlight related developments and future matches.
Create a free account to sync your watchlist, saved stories, and alerts across devices.
Quick Summary
The USMC has determined that a "one-in-a-million" malfunction in an artillery shell's fuze caused it to explode over Interstate 5 and strike a California Highway Patrol vehicle with debris during a 250th anniversary event in October 2025.