The department said it's working to confirm whether an apparent grenade discovered in Santa Monica on Thursday night caused the explosion that killed three deputies Friday.

Rachel Kim reports from Marina del Rey, where investigators on Wednesday served a search warrant connected to a deadly explosion that left three Los Angeles County Sheriff's Department deputies dead last week.

Former Los Angeles County Sheriff Alex Villanueva is looking to get his old job back after announcing his bid for reelection Tuesday evening. In a video posted on X, he launched his campaign while standing in front of a banner that read, "Alex Villanueva, Help is on the Way."

Former L.A. County Sheriff Alex Villanueva has officially announced he will be running in the 2026 race for the position he used to hold. Reports that emerged last weekend indicated Villanueva had registered his campaign committee for the race,

Former Los Angeles County Sheriff Alex Villanueva on Tuesday announced plans to challenge incumbent Robert Luna and seek a return to office. Luna defeated Villanueva, 59.8% to 40.2%, on Nov. 8, 2022.