A man was killed after losing control of his car in San Francisco. The man was backing up his vehicle on 800 block of Ashbury Street and crashed into two park vehicles. The man was immediately taken to the hospital and succumbed to his injuries. The San Francisco Gate believe the man might have had a medical emergency that led to the accident. The team at Harris Personal Injury Lawyers send our deepest condolences to the friends and family of the man killed in the accident.