look at the case of the murder of 6-year-old JonBenet Ramsey in her home in Boulder, CO in 1996.what mistakes were made by the Boulder police? What would you, as an investigator have done differently? What do you feel is the most important evidence? Do you think an intruder entered the home and killed JonBenet?

https://www.crimemuseum.org/crime-library/cold-cases/jonbenet-ramsey/