is currently in custody on suspicion of Bernadette’s murder.A statement from the force said: "Detectives investigating the murder of a teenage girl from Peterborough have made a second arrest."A woman in her 30s from Peterborough was arrested yesterday evening (Saturday 12 September) on suspicion of the murder of 17-year-old Bernadette Walker."Bernadette was reported missing from Peterborough on 21 July by her parents after she had not been seen for three days."Police have been carrying out enquiries and searches in an attempt to locate Bernadette, however an investigation has now been launched into her murder."Detectives from the Bedfordshire, Cambridgeshire and Hertfordshire Major Crime Unit declared the case a ‘no-body’ murder.
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