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 ...

LOS ANGELES (AP) — The Los Angeles County Sheriff’s Department said this week it will retest 4,000 DNA samples and open an internal investigation after learning that it used potentially flawed ...

LOS ANGELES (AP) — The Los Angeles County Sheriff’s Department said this week it will retest 4,000 DNA samples and open an internal investigation after learning that it used potentially flawed ...