When Julie Hogg’s phone repeatedly rang out in 1989, her mother Ann was hit by a wave of anxiety. She had a gut feeling something was wrong.
Julie’s three-year-old son, Kevin, had stayed with Ann and her husband, Charlie, on November 15, as his 22-year-old mother had a late shift delivering pizzas across Teesside. She was dropped home by a colleague around 1.30am on November 16.
That morning...