An investigation into convicted killer Sarah Johnson's claim that she was raped in an Idaho jail while awaiting trial for her parents' murders concluded that the teenager is a "liar" and her allegations unsubstantiated. Following a three-month probe into the jailhouse rape allegations made by Johnson, who is serving life without parole for the 2003 shooting deaths of her parents, Alan and Diane Johnson, a team of sheriffs from outside jurisdictions determined that her story "lacked credibility." But Johnson's supporters say the investigation's findings are yet another example of the corruption and bias against Johnson from the Blaine County Sheriff's...