Part 2/8:
The prosecution's journey to identify Kohberger started with a minute trace of DNA, not much larger than a speck of dust, found on the button of a knife sheath. Initially, this evidence served as the primary lead in one of the most heinous murder cases involving the slaying of four college students. With scant other clues, authorities seized upon this DNA to inform their investigation, leading to a flurry of search warrants that revealed critical information about Kohberger's phone, car, and living arrangements.