The trauma team at St George's Hospital in south-west London fights to save the life of a young woman involved in a motorbike accident, which has completely severed her right leg below the knee. An 11-year-old boy is brought in after having a prolonged epileptic seizure, and a 19-year-old arrives with a sewing needle stuck in her foot, but she seems more keen on taking advice from her mum in Bulgaria than from the doctor