The Oregon State Police is continuing to investigate the death of a man whose body was found along side of eastbound Interstate 84 west of Arlington.  Law enforcement officers found the body of 36-year-old Phillip Webb of Vancouver lying next to his vehicle last Thursday in the area of milepost 121 with a single gunshot wound to the head.  Callers reported seeing two separate vehicles in the area of the deceased prior to law enforcement arrival.  The first is described as a dark blue or black newer style full size pickup with a canopy and a male driver.   The second vehicle is described as a cream colored full size pickup.  Webb’s vehicle was a 2011 Toyota Tundra, gray in color with Washington license plates.  The OSP is investigating the incident as death by self-inflicted gunshot.  Anyone who may have stopped on scene to check the deceased’s condition or who may have more information about this incident is asked to call the Oregon State Police – The Dalles Area Command at 541-296-9646.