Police are carrying out safeguarding checks in Devon and Cornwall after the "alarming" discovery.
Charlotte Cox is the Chief Sub-Editor for Magazines at BBC News, with a focus on local news in the United Kingdom, particularly in London. She has a wide range of experience, having worked for various news outlets such as BBC Mundo, Manchester Evening News, and Daily Mirror. Charlotte's articles cover a variety of topics, including wildlife conservation, local politics, housing, and community activism.