In Kansas City, when detectives discovered two women in an abandoned garage, they had no idea how big the case would turn out to be. In Dallas, investigators used a surprising clue to bring their killers to justice. And in Miami, one marina is linked to two murders that share a shocking connection.

In Tucson, when a homeless woman is brutally gutted under a highway underpass, the suspect's motive haunts investigators. And in Tulsa, the shooting of a man in an apartment sets off a chain of events unlike anything Tulsa Homicide has ever seen.