DrJacquiMalkin'sjob is not forthe faint hearted. She's on call as a forensic medical examinerto London's Metropolitan Police Force. She may be called out to a suspicious death or spend her shift dispensing medication to drug users who have been detained in police custody. Some detainees may take out their frustration by spitting on her; for some, she'sthe first kind face they'll have seen all week. In the first of two programmes, Jo Morris joins her as she rushes from one police station to another on her 16-hourshift. Producer Sarah Taylor