The body should be autopsied within the next few days.

Three people in their 20s are still under arrest. They are, on probable grounds - the higher degree of suspicion - suspected of murder or murder.

- We are continuing to hear with them, while the forensic investigation continues. We also knock the door, says Cecilia Winblad.

What connection do they have with the victims?

- I'm not going into that at the moment. We are looking at a lot of different relationships right now, but what we have for theories I cannot tell about for technical reasons.

Want some tips

The public's observations in Knivsta helped to arrest the suspects this weekend.

- But we would like to have more information from the public, if any, says Cecilia Winblad.

No later than Tuesday at 12 noon, the three detainees will be apprehended by prosecutors, or released.