Her Dying Message (Sheriff Lexie Wolfe Novel)

Sheriff Lexie's tears blur the body that lies face down on the rocks. Her scream catches in the wind and carries to the treetops. A family member was shot at close range--murdered.
The clues lead to an accused rapist. There's no proof he's a killer, but Lexie suspects she's missing something. Her pursuit of evidence is hampered by a puzzling question. Why kill a good person for someone else's sins?