An instructor at South Central College in North Mankato was killed Sunday when a vehicle he was working on fell. The accident happened at around 3pm Sunday in the parking lot of the NAPA Auto Parts store on North Riverfront Drive in Mankato. Police arrived to find 42-year-old Chad R. Oudekerk trapped under the vehicle, and he was pronounced dead at the scene. Investigators determined that a jack holding the vehicle up had fallen. Oudekerk had been an instructor in Small Business Management at South Central College for 5 years, and worked with several area chambers of commerce on business management programs.