Detective Superintendent Rob Vinson, Essex Police, speaks to Jonathan Wills and Emma Baker about the new leads they are now following after a BBC Crimewatch appeal for more information into a fire in Harlow, which killed six family members in October, 2012.
More top news
Some morning brightness on Boxing Day but cloud increasing, with rain, sleet and snow, spreading in late afternoon. Turning windy.
Starting cold and dry Boxing Day. Wet and windy later.
The Met Office has issued a yellow weather warning for the risk of rain turning to snow later on Boxing Day in parts of the Anglia region