Indiana State Police have successfully identified the killer in a 53-year-old cold case involving the murder of a young mother in 1972. The tragic incident left her 3-year-old daughter unharmed on the side of the road. The suspect, linked to the crime, was killed in 1985, making justice in this case difficult to achieve. The investigation was aided by DNA evidence, which helped the cold case unit to finally bring closure to this long-standing mystery.