CNN Forensic Files July 12, 2015 06:20:00
Tiny fragment of brain tissue. it was too small for rflp testing since it was about the size of a pinhead. so scientists amplified it, using pcr, a process that duplicates a small sample to make it large enough to test. the pcr dna tests revealed that the brain tissue in larry moore's camper was brad brisbin's. >> i knew it was going to be a match. the official confirmation that the blood matched was huge. i never felt anything like that before. >> with this discovery, the medical examiner ruled brad brisbin's death a homicide. larry moore was arrested and charged with murder. but prosecutors ...