UK weather: major incident declared in Scotland due to Storm Gerrit

Ploughs and tractors deployed to rescue cars and jackknifed lorry from A9 and surrounding roads

A major incident has been declared in parts of Scotland where drivers are stranded in blizzard conditions after the arrival of Storm Gerrit.

Six ploughs and three tractors have been deployed in an attempt to rescue cars and a jackknifed lorry from the A9 and the surrounding roads.