Unsolved 1992 - The case of Beatrice Greig who was found dead at her  home. Her daughter was convicted of killing her twice but successfully  appealed following both convictions.  

You can read more from Unsolved 1992 at Amazon:  https://www.amazon.co.uk/dp/1687180679  

Voice: Pat Finn  https://www.truecrimeuk.co.uk/true-crime-book.php?keyID=78