An Oskaloosa man was killed in a two vehicle crash Saturday morning (9/7) outside of Des Moines.  The Iowa State Patrol says 50-year-old Lisa Pearson-West of Des Moines was eastbound on Highway 163 around 9:10am and turned left onto Northeast 70^th Street..in front of a semi driven by 63-year-old Kevin DeRonde of Oskaloosa in the westbound lane.  DeRonde couldn’t avoid a crash and struck Pearson-West’s car in the passenger side.  Both vehicles wound up in the northwest ditch, with the semi landing on the driver’s side.  DeRonde was pronounced dead at the scene.  His passenger, 59-year-old Linda DeRonde of Oskaloosa, was taken to a Des Moines hospital with injuries.  Pearson-West was also taken to a Des Moines hospital with injuries.  The investigation into the accident is continuing.