WHO KILLED JOANNE PALMA PECHEONE?

According to https://www.newspapers.com/article/83509634/john-hopkins/ , Joanne Palma Pecheone was killed on January 12, 1972 in a hilly area of Utica in the Mohawk Valley in New York. The victim was tied to a tree with shoelaces (or rope?) applied to the wrists and with rawhide (“Rawhide”, as in the TV series starring Clint Eastwood, who in