Police investigating alleged slavery at a farm in Wales have appealed for the writer of an anonymous letter to come forward.
Gwent Police's Detective Superintendent Paul Griffiths said the force had received a number of calls from individuals who could be potential victims or important witnesses.
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There will be a mixture of sunny spells and showery rain this afternoon, with highs of 16C in the south of England.
CCTV footage has emerged of a violent attack where a blind man was pushed onto the tracks at Chelmsford station
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