Elizabeth Smart's little sister, the sole witness to the teen's abduction, waited two hours to tell her parents about the kidnapping because she feared the kidnapper was still in the house. Salt Lake City Police Chief Rick Dinse said Wednesday that the girl, Mary Katherine, got out of bed soon after the abduction and headed toward her parents' bedroom. But she saw the man still in the house, so she went back to her room and waited for two hours. On Tuesday, police changed a key detail in the case. Their initial report, based on secondhand accounts, stated that Mary...