(Coos Co., OR)  --  Coos County sheriff's deputies are looking for a man who's described as a person of interest in the murder of his roommate.  Authorities say the victim's body was found around ten o'clock yesterday morning outside a house on Ross Inlet Road in Coos Bay.  Detectives are looking to question 36-year-old Lucas Mark Perkins, who lived in the house with the victim.  Deputies believe Perkins is driving a 2012 Mazda MZ3 four-door hatchback, silver or gray in color, with Oregon license plate 401 FXN.