A nine-year-old boy remains in hospital as detectives investigate links between his stabbing, the murder of a retired teacher and an incident in which an eight-year-old girl was chased through a garden.
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A split in conditions for the coming few days
Relatives of Becky Watts have said her death was the "most undignified end to a beautiful life full of promise".
Some sunshine is breaking through the wintry weather as Spring arrives.