The A30 High Street is closed in both directions due to an overturned car around the B3162 Crowshute Link.
A gas pipe has been damaged. Police advise drivers to use alternative routes.
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The body has not been formally identified but officers believe it is 40-year-old Dean Tate, who was reported missing two months ago.
Some rain, mainly dry, turning cooler
Some rain but mainly dry, turning cooler