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.
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