The contact owns a 2010 Ford Focus. The contact stated that after he shifted the gear shifter to Park(P), the vehicle lunged and rolled backward as he was exiting the vehicle. The contact's right leg was stuck inside of the vehicle, causing him to fall to the ground while the driver's side front tire ran over his right arm. A bystander jumped into the vehicle and was able to park vehicle. The contact later received medical attention for injuries to his legs, right arm, and back, and was diagnosed with a blood infection. A police report was not filed. The vehicle was taken to an independent mechanic who related the failure to NHTSA Campaign Number: 22V413000 (Power Train) however, the VIN was not included in the recall. The vehicle was not repaired. The failure recurred while the contact was parking the vehicle and he applied the parking brake to stop the vehicle from rolling. The manufacturer was not made aware of the failure. The failure mileage was approximately 125,000.