Thames Valley Police is appealing for information today (9/5), thirty years on from the murder of Sabrina Brett in Milton Keynes.<br /><br />Sabrina was just 17-years-old when she was tragically murdered. Her body was found in the Grand Union Canal at Three Locks, Stoke Hammond, by a member of the public on 11 May 1995.<br /><br />Here the Head of Thames Valley Police’s Major Crime Investigation Review Team, Principal Investigator Peter Beirne, talks about the cold case.<br />