The Los Angeles County Sheriff's Department says it will retest 4,000 DNA samples and open an internal investigation after learning that it used potentially flawed test kits for eight months.

The Los Angeles County Sheriff's Department will retest about 4,000 DNA samples after discovering some exam kits used last year and in early 2025 might be prone to "intermittently poor performance ...

Members of the Los Angeles Sheriff’s Department in Paris for the 2024 Olympics. (LASD) By Roger Vincent. Staff Writer Follow. July 27, 2024 12:51 PM PT . Share via Close extra sharing options.