Army bomb disposal experts have been called to deal with an unexploded device uncovered by workmen at the back of the Three Swans public house in the Water Hill Lane area of Selby.
The device was reported to North Yorkshire Police who have set up a 100 metre cordon around the area as a precaution. The roads have been closed around the cordon.
More top news
Thousands of people have turned out for the UK's first ever national pride event in Hull.
Police have been investigating a shooting in Sheffield that has left a man in hospital with serious injuries.
Police are searching for a violent carjacker who went on the run before being sentenced to 12 years in prison for a series of robberies.