a major police operation Military_operation took place Process_start in july 2010 in tyne and wear and northumberland , england , during which armed police officers under the command of the northumbria police force were deployed Arranging to apprehend Arrest raoul moat , a 37-year-old man from newcastle upon tyne who was on the run Escaping after shooting Use_firearm three people in two days .

as a result , northumbria police voluntarily referred the case to the independent police complaints commission Causation ( ipcc ) .