DUBUQUE, Iowa (AP) — Authorities say an 82-year-old Dubuque man was fatally struck by a vehicle being driven by his wife. Dubuque police say 84-year-old Mary Bockenstedt was backing out of a private driveway around 11:40 a.m. Saturday when the vehicle hit 82-year-old Walter Bockenstedt, pinning him underneath. Police say he was pronounced dead at the scene. His death remains under investigation.