The A38 is partially blocked due to ice and an accident at the B3181 junction.
A vehicle skidded on the ice and hit a tree. It happened by The Old Well Garden Centre.
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It comes after a fire at the Grandy Industrial Estate this morning - the second in a matter of days.
Early showers clearing, becoming warmer.
The protest comes just a day after the Clinical Commissioning Group recommended the closure of four community hospitals in South Devon.