Party-goers to be breathalysed at nightclub

They're calling it "pre-loading" - party-goers getting drunk on cheap alcohol from supermarkets and off-licences before they go into town.

Police fear it's lead to an increase in crime and are now turning to technology to help - with a nightclub in Sussex using of a breathayser to make sure its patrons are not too drunk.

Andy Dickenson's report contains flashing images from the start.