Police seen in King Street (Image: George Thompson)
A huge police presence, including a dog unit and armed officers, has been seen at a property in Norwich city centre.
An eyewitness described four police cars and an armed police van outside in King Street at around 6.20pm today (Tuesday, August 15).
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There have been reports that the police used a drone and a dog unit during the investigation.
The reason for the investigation is not yet known at this time.
A spokesman for Norfolk Police has been contacted for comment.
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