In 2018, police announced that they had finally arrested the "Golden State Killer," a man responsible for over 140 burglaries, fifty rapes, and at least thirteen murders committed in California throughout the 1970s and '80s. That man turned out to be a former California police officer, Joseph James DeAngelo Jr.Just two months earlier, the publication of I'll Be Gone in the Dark by Michelle McNamara had rocked the world of true crime. Published two years after her death, th...