The murder of Linda Cook was committed in Portsmouth on 9 December 1986. The subsequent trial led to a miscarriage of justice when Michael Shirley, an 18-year-old Royal Navy sailor, was wrongly convicted of the crime and sentenced to life imprisonment. In 1992 his case was highlighted as one of 110 possible miscarriages of justice in a report presented to the Home Office by the National Association of Probation Officers and justice groups Liberty and Conviction. His conviction was eventually quashed in 2003 by the Court of Appeal after the DNA profile extracted from semen samples recovered from the victim's body was proven not to be his. Cook's murder took place shortly after six sexual assaults had been committed in the Buckland area of the city, and the killer was initially dubbed the Be