The bodies of an elderly couple found at a house in Loddington in Northamptonshire have been named locally as Donald and Margaret Knight. Watch our report from Elodie Harper at the scene.
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He said that the response by police was "at best shambolic, at worst cowardly".
Almost 2,500 packets of illegal cigarettes have been discovered in a series of raids across Northamptonshire.
A family from Derbyshire, who were separated during the attack, say they are still learning to live with what happened.