Drivers stuck for 18 hours in the snow as cold snap batters the UK

One motorist said a gritter "slid sideways" and got stuck in the snow itself.Avon and Somerset Police said about 40 people travelling from London had been among those stranded through the night.Thomas Hamilton said he left his home in London at 6pm and was heading to a friend's farm when he got caught up, coming to a "standstill at the start of the A303 around midnight".