Фото: РИА Новости
The team looked for more clues. And that is when they realised something as mundane as the exposed brick wall in Lucy's bedroom could give them a lead.
，更多细节参见WPS官方版本下载
You can listen to the full interview with Baroness Kidron on BBC Radio 4 at 17:30 GMT on Saturday on or BBC Sounds.
圖像來源，AFP via Getty Images