A large police presence has been spotted in Thetford (Image: Google)
Armed police have swarmed a town centre as part of an ongoing investigation.
Around five police cars and armed officers have been spotted in King Street and near Market Place in Thetford.
The incident is linked to an investigation by Suffolk Constabulary and a spokesman for the force would not comment any further.
Norfolk Constabulary has confirmed it is cooperating with the investigation.
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