As part of his visit to Scotland, David Cameron is due to visit HMS Victorious, a Royal Navy submarine which keeps Trident nuclear missiles continuously at sea.
The Scottish National Party say they would scrap Trident in an independent Scotland.
However, Mr Cameron says it would be 'foolish' to abandon it because of the threat of nuclear attack from North Korea.
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Mainly dry, clear and cold. Beware icy stretches developing across the region, especially where there were earlier showers
The Cockermouth Mountain Rescue team was called to the aid of a 70-year old walker from France on Whiteless Pike on Boxing Day.
Carlisle residents are being encouraged to have a ‘green’ 2015 by reducing, reusing and recycling their festive waste.