Assistant Chief Constable Sharon Rowe says safety is a priority for police in demos like the ones seen in Birmingham.
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She fears she could have killed her entire family if the device she discovered in a field had gone off.
Sunshine and blustery showers. Some of the showers will be heavy, with a risk of hail and thunder.
Sunny spells and showers, accompanied by a stronger westerly breeze. Showers could turn heavy with a risk of hail and thunder later.