(Napa County, CA) -- A man and woman killed while riding their bicycles on a road in California's Napa County have been identified as a married couple from Portland. The 52-year-old man and 48-year-old woman were hit by lumber while being passed by a large truck on Tuesday morning. They were struck when the lumber shifted over the edge of the truck bed. The truck driver stopped and was cooperative with the California Highway Patrol.