Detective Chief Inspector Dick Pearson said: "These deaths are being treated as unexplained. The full circumstances of this tragic work-related incident are being investigated by the police with the assistance of the Health and Safety Executive."
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Monday night's weather for the west of the region
Monday night's weather for the east of the region
Michael Danaher, 50, has been sentenced to life in jail for murdering an antique book dealer - to steal a rare Wind in the Willows copy.