Faulty electrical wiring was to blame for a blaze which ripped through a Derbyshire home, killing four people, investigators said today.
Two boys, 12-year-old Jordan Green, and Tyler Green, 9, died in hospital following the fire.
Their mother, 32-year-old Josie Leighton, and her friend Claire James, 27, both died at the scene.
An investigation was launched by Derbyshire Police and Derbyshire Fire & Rescue Service after the fire, which spread through the home in North Wingfield on November 20.
It has now been concluded, with experts saying it was an accidental fire.
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Six addresses have been searched as part of police investigations so far and seven arrests have been made.
A large part of Hagley Road in the south west of the city was cordoned off and later reopened.
Some rain overnight, becoming drier and much brighter tomorrow.