The Health and Safety Executive said a criminal investigation has begun into the death of diabetic Gillian Astbury at Stafford Hospital in 2007.
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A band of persistent, occasionally heavy rain moves eastwards over the region.
Winds increasing further on Monday morning with a persistent band of rain sinking south across the area by midday.
Thousands of runners took part in the Great Birmingham 10K. The 6.2mile event went around the city, ending on Broad Street.