The judge in Karen Read's trial denied the defense's request for a mistrial over the use of dog DNA evidence. Read is accused of hitting and killing John O'Keefe, her boyfriend, in 2022. The defense has claimed O'Keefe was attacked by a dog and then beaten to death by others at a house party.
https://www.cbsnews.com/video/judge-denies-defenses-request-for-a-mistrial-in-karen-read-case/