Tia Sharp - A Family Betrayal: The True Story of how a Step-Grandfather Murdered the Young Girl Who Trusted Him.

On 3 August 2012, as London was gripped by the Olympics, Tia Sharp, a 12-year old schoolgirl, was reported missing from her grandmother's home in New Addington, south London. A call made by her mother, Natalie, alerted police to Tia's disappearance and so began a massive search operation to find the missing girl. Police were seconded from the Olympic village to make house-tohouse enquiries, while locals searched the nearby area.A Twitter campaign began, sparking a nationwide appeal to find Tia.