(Rainier, OR)  --  Rainier police are investigating a triple homicide.  Authorities say a man, his wife, and their young son were found dead late Sunday night inside a house on Fern Hill Loop.  The dead have been identified as 48-year-old Danny M. Abbott, 44-year-old Laury J. Abbott and their son, six-year-old Danny Abbott, Jr.  Autopsies are being conducted.