These pictures, taken on Sunday, show the extent of the police investigation.

5. Killamarsh tragedy
Close family of the victims have now been made aware and specially-trained officers are with them. Photo: David Kessen

6. Killamarsh tragedy
A Derbyshire Constabulary spokesperson said: "We would ask that people avoid speculation and allow for space at this distressing time. At this time we believe the incident to be isolated, and we are not looking for anyone else in connection with their deaths." Photo: David Kessen

7. Killamarsh tragedy
Police remain at the scene on Monday as investigations continue. Photo: David Kessen

8. Killamarsh tragedy
Detective Chief Inspector Rob Routledge, who is leading the investigation team, said: "We would really like to hear from anyone who saw or heard anything suspicious in the early hours of Sunday morning, or has any information which they think could help with our inquiries." Photo: David Kessen

