Part of the A47 has been closed following a crash involving a police car.
The collision happened around 5.15pm on the A47 Yarmouth bound carriageway, near the Postwick bridge.
Officers were attending a vehicle which had broken down when their car was involved in a collision with another vehicle, blocking the eastbound carriageway.
Police were called to the scene and closed one lane of the road.
Long delays have been reported.
More information to follow.
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