A large police presence has been spotted in Northampton this afternoon (Wednesday)
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At least six police vehicles have been photographed in Overslade Close, East Hunbury, close to Tesco Mereway supermarket.
A spokesman for Northamptonshire Police said: "Police are currently dealing with an incident in Overslade Close, in East Hunsbury, Northampton, where a man has accessed the roof of a building and is refusing to come down.
"Officers at are negotiating with the man in order to bring him to safety. Updates will be posted in due course."