Police reveal the home, where a mother and her five children were killed in a fire, was burgled on the night they died.
Sabah Usmani and her children were all killed after flames swept through their home in Harlow in Essex last month.
The children's father survived.
Police have said his laptop bag was discovered abandoned, two weeks after the fire.
Ria Chatterjee reports on the latest developments in the investigation.
More top news
Scotland Yard confirm that two people arrested in connection with the attack on Westminster have been released with no further action
An appeal to support the family of murdered policeman Keith Palmer has reached more than £700,000 in two days.
PC Keith Palmer will be remembered permanently at the National Memorial Arboretum, Home Secretary Amber Rudd has said.