The critical IPCC report looked into why murderer Michael Atherton had a firearms licence, when he had a history of domestic violence.
Atherton shot Susan McGoldrick, Alison Turnbull and her daughter Tanya Turnbull before turning the gun on himself in Horden, County Durham.
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The total number of cases in the region rose by 20 between Friday and Sunday including one cardiac arrest.
North Yorkshire Police say the collision occurred on Sunday February 7 on the A64 at Low Moorgate in Rillington.
Mohammed Qureshi faced nine charges of criminal damage, possession of a bladed article and driving with no insurance.