Devon and Cornwall Police think the fire may have been started deliberately.
Detectives are appealing for anyone who may have seen any suspicious activity in the area either in the late evening of Sunday 12th May or the early hours of Monday 13th May.
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There are fears the Cornish language could fade into obscurity, as the organisation that promotes it faces closure.
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A Cornish Royal Navy winchman, who risked his life to save five French fisherman, has been awarded the Queen’s Gallantry Medal.