Netflix has released a trailer for their upcoming documentary American Murder: The Family Next Door. Directed by Jenny Popplewell, the film pieces together the disappearance of Shanann Watts and her two young daughters, who went missing in Frederick, Colorado in 2018. True Crime documentaries always have a tricky line to walk. They can verge on the exploitative, but they also appeal for our need for justice. As we put more of our lives online, there’s more data for these documentaries to draw from, and American Murder uses social media, law enforcement recordings, text messages, and home videos to tell …