The BriefA 5-year-old girl from Spanaway was found dead in the yard of a Graham, WA, home Thursday evening shortly after being reported missing by her grandmother.Responding deputies were forced to shoot an aggressive family friend’s dog blocking them from reaching the child, who was already deceased.Authorities are investigating whether the fatal injuries were caused by the dog, a wild animal, or a prior medical event, as there were no witnesses. GRAHAM, Wash. - Investigators in Pierce County are working to piece together the circumstances surrounding the death of a 5-year-old Spanaway girl who was found dead Thursday evening outside...