(Clatsop County, OR)  --  Authorities say a man who was killed by a falling tree on Highway 26 was a musician from Portland.  Officials say 37-year-old Nicholas Harris was traveling west on the highway Wednesday evening in Clatsop County when high winds caused the tree to fall on his car.  The incident took place about five miles east of Highway 101.  Harris was the founder of custom guitar-pedal business Catalinbread.