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At least 3 dead in explosion at Los Angeles County Sheriff's training facility

LOS ANGELES COUNTY, CALIFORNIA, JUL 22 – The explosion, likely a training accident involving unexploded ordnance, killed three veteran deputies with a combined 74 years of service, marking the department's deadliest day since 1857.

  • On July 18, 2025 at approximately 7:30 a.m. PDT an explosion struck the Biscailuz Regional Training Center in East Los Angeles, killing three veteran deputies assigned to the Arson/Explosives Detail.
  • Investigators preliminarily found, Fox News chief correspondent Jonathan Hunt said, an accidental explosion occurred during ordnance handling, noting deputies moved unexploded ordnance from a Santa Monica bomb call the previous night.
  • According to the FBI Los Angeles office, the rear of an LASD SUV was `completely shattered`, and the FBI Los Angeles office is responding to assist with the investigation.
  • Sheriff Robert Luna called it `the largest loss of life for us as the L.A. County Sheriff's Department since 1857`, adding `There are no words to express the pain and sorrow we feel`.
  • According to the Los Angeles County Sheriff's Department, ATF investigators are reconstructing the blast to determine if Thursday's devices caused the explosion, and memorial services will be announced soon.
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arcamax.com broke the news in on Friday, July 18, 2025.
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