Exclusive: Ian Brady's chilling letter to Keith Bennett's brother leaving him 'special instructions' - could they be in his locked suitcases?

The family of a Moors murder victim say Ian Brady is torturing them from beyond the grave.

It's more than half a century since Keith Bennett was murdered by the Moors Murderers.

Ian Brady promised his family in a letter from prison, that his will held the key to where he and Myra Hindley buried Keith. His solicitor has told us there's nothing in it for them.

Nearly two years on from Brady's death its contents remain a secret. This exclusive report from Matt O'Donoghue: