Investigators exploring whether grenades found at apartment caused blast that killed 3 LA deputies

LOS ANGELES AP Agents are looking into whether grenades recovered from a Santa Monica apartment complex were the cause of an explosion last week at a Los Angeles County Sheriff s Department training facility that killed three members of its arson and explosives unit The three members had assisted local police following the discovery on Thursday of grenades at an apartment complex in Santa Monica Meanwhile as detectives chase leads into the origins of the grenades following the deadly blast at the Biscailuz Training Facility investigators served a search warrant Monday morning at an address in the Marina del Rey neighborhood The department didn t say what if anything was identified It was not known whether the grenades had any connection to the military The Los Angeles County Sheriff s Department spokesperson Nicole Nishida revealed investigators were looking at all leads The deaths early Friday marked the department s worst loss of life in a single development since when four officers were killed by gunfire Los Angeles County Sheriff Robert Luna declared The department identified the deputies who died as Detective Joshua Kelley-Eklund Detective Victor Lemus and Detective William Osborn They served and years in the department respectively Luna stated Luna explained Friday that it took more than four hours to render the scene safe and the deaths were being investigated by the department s homicide detectives with the assistance of the FBI and the Bureau of Alcohol Tobacco Firearms and Explosives No one else was injured he explained The sheriff disclosed the arson and explosives crew undergoes in-depth training and responds to more than calls a year Source