Police investigating the deaths of Fiona Anderson and her three children in Lowestoft say they are satisfied that no-one else in connection with the deaths.
Suffolk Police also say they have continued to receive a positive response for their please for information.
Yesterday police released new CTV images of the 23-year-old.
– Det Supt John Brocklebank, Suffolk Police
More than 15 people have been in touch as a result, offering us information. Our appeal to trace Fiona’s last movements still stands – so if you saw her early on Monday morning, please get in contact.
While there are some important pieces of information which are still awaited, such as the results of further tests following the post mortem examinations on the three children, we have reached an important stage in our investigation.