Blanca Acevedo (7 of Clubs, Arizona)

In June 2010, 50-year-old Blanca Acevedo was navigating a life of quiet chaos when she was found murdered in a building set aflame. The brutal case of overkill quickly went cold for the detectives on the case… But could a letter found on Blanca’s bedside table have held the key to finding her killer all along? It’s one of several clues new investigators are chasing down to solve this 15-year-old murder.