The explosives that detonated and killed 3 L.A. County Sheriff’s Department deputies whitethorn person been recovered successful a retention portion astatine an flat analyzable successful Santa Monica, a instrumentality enforcement root tells NewsNation section affiliate KTLA.
The root past reported that authorities initially thought the explosives, military-style grenades, were inert earlier they chopped 1 unfastened the adjacent time arsenic portion of a grooming exercise.
The blast occurred past Friday morning astatine the Biscailuz Regional Training Center successful East Los Angeles.
The three deputies, Detective Joshua Kelley-Eklund, Detective Victor Lemus and Detective William Osborn, were killed portion moving "undetonated ordnance," sources told KTLA connected Friday. All 3 were assigned to the LASD Special Enforcement Bureau’s Arson Explosives Detail.

New reports emerging Monday greeting bespeak that the explosives whitethorn person been connected to an cognition that took spot past Thursday – the time earlier the blast – successful Santa Monica. Deputies, including the 3 who perished, were called to an flat gathering connected Bay Street to assistance Santa Monica Police Department officers with an probe into explosive devices recovered successful a retention portion adjacent the building.
A root told KTLA that the explosives recovered successful the apartment’s retention portion connected Thursday whitethorn beryllium what killed the deputies connected Friday. It was aboriginal reported by the aforesaid root that the explosives, 2 military-style grenades, were X-rayed astatine the country and deemed inert connected Thursday.
The grenades, according to the source, had been stolen by a subordinate of the U.S. subject during their training. The 3 deputies loaded them into their portion and took them backmost to East Los Angeles.
Per the instrumentality enforcement source, connected the pursuing day, the deputies chopped 1 of the grenades successful fractional arsenic a grooming workout successful bid to analyse what was wrong of it reasoning it would not explode; however, that is erstwhile the instrumentality detonated.
"According to the source, it was a tragic mistake oregon mishap that caused the men to suffer their lives," KTLA 5's Eric Spillman reported.
Spillman reached retired to the Sheriff's Department for authoritative confirmation; however, they were not capable to verify what the root said.
A nonmigratory of the Santa Monica flat analyzable said that a pistillate calling 911 aft she recovered the explosives successful her retention unit, which apt belonged to the erstwhile tenant, who helium confirmed was erstwhile a subordinate of the military.
“The antheral who lived present a fig of years agone was ex-military,” the nonmigratory explained to KTLA. “He had immoderate firearms, arsenic good as, apparently, grenades.”
“We each person retention units, and the pistillate who presently lives successful the flat helium utilized to unrecorded successful recovered these grenades successful her retention portion – they were hidden successful immoderate way, oregon it seems similar they were forgotten,” helium elaborated.
The explosive devices recovered connected Thursday were past brought backmost to the East L.A. installation by authorities, wherever the deputies were believed to beryllium moving them erstwhile they detonated connected Friday.
Bomb squad technicians were seen astatine the flat analyzable aboriginal connected Friday investigating the country and evacuating residents portion searching for immoderate much explosive material. It was not instantly wide whether immoderate was found.
KTLA is inactive awaiting authoritative confirmation from the Sheriff’s Department connected whether the explosives recovered successful Santa Monica were the ones that detonated and killed the deputies.