Thames Valley Police have released pictures of officers being briefed ahead of an early morning raids in Oxford targeting alleged child exploitation.
Twelve people were arrested as part of an investigation into claims 24 vulnerable girls under 16 were groomed for rape and prostitution.
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A mobile DNA screening unit has been set up in a village where detectives are working to find a grandmother's killer.
Tuesday night's weather for the east of the region
Tuesday night's weather for the west of the region