There are four ways to die, and only one of them requires an intruder. Suicides, accidental, and natural deaths can occur without any evidence from outside the room. But murders typically involve suspects external to the crime scene. If there's evidence of an outside intruder, homicide detectives have to prepare for a chase. Intruders turn death scenes into crime scenes. Join J. Warner Wallace, former atheist, seasoned cold-case detective, and popular national speaker as he tackles his most impo...